By Detection

UV Detection

16a-Hydroxyestradiol Separation on Mixed-Mode HPLC Columns

2,4-D Retention on Primesep 100 and Obelisc R

4-CPA Analysis on Obelisc and Primesep Mixed-Mode Columns

Acid Effect on Retention of Acidic Analytes

Alachlor Separation on Obelisc and Primesep HPLC Columns

Amino Sugars Analysis in Ion Exchange and Reverse Mode

Analysis of 2,4,5-Trichlorophenoxyacetic acid on Primesep and Obelisc HPLC Columns

Analysis of Antibiotic Dapsone and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Flumequine and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Josamycin and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Marbofloxacin and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Tylosin and Related Impurities in Mixed-Mode Chromatography

Analysis of Codeine and Related Impurities in Drug Composition

Analysis of Codeine-Based Drug Composition. Effect of Buffer Concentration and Buffer pH

Analysis of Dextromethorphan-Based Composition

Analysis of Dextromethorphan-Based Drug composition. Effect on buffer pH

Analysis of Folic Acid and Related Impurities

Analysis of Hydrophobic Drugs on Core-Shell Mixed-Mode HPLC Column

Analysis of Lactic Acid on Primesep D Column

Analysis of m-Xylylenediamine

Analysis of Methylene Blue Purity in Reversed-Phase Cation-Exchange and Reversed-Phase Cation-Exclusion Modes

Analysis of Naled on Primesep and Obelisc Mixed-Mode HPLC Columns

Analysis of Nicotinic Acid in Nicotinamide

Analysis off Codeine-based Drug Composition. Effect of Buffer Concentration and Buffer PH

Azinphos-ethyl Analysis on Mixed-Mode HPLC Columns

Benfluralin Analysis on Obelisc R HPLC Column

Bufferless Ion Separation (BLIS™) Chromatography of Amino Acids (2)

Bufferless Ion Separation (BLIS™) Chromatography of Amino Acids (1)

Bufferless Ion Separation (BLIS™) Chromatography of Aspartame: Organic Modifier Effect

Captan Separation on Obelisc and Primesep Mixed-Mode HPLC Columns

Carbofuran Separation on Primesep and Obelisc Mixed-Mode HPLC Columns

Cetylpyridinium Methods with Good Efficiency and Peak Symmetry

Chlorpyrifos-methyl Separation Using Obelisc and Primesep Columns

Comparison of Obelisc R to C18 columns for the Separation of Aminopyridine Isomers

Comparison of the Separation of Polar Drugs on Obelisc R and Zorbax SB-AQ

Complex Mixture of Acids, Bases, Amino Acids, and Neutral Compounds

Control of Cation Exchange Properties by pH of Primesep C Column

Controlling Retention of 2,4-DB on Mixed-Mode HPLC Columns

Controlling Retention of Azinphos-ethyl on Primesep and Obelisc HPLC Columns

Dewetting Study in Aqueous Conditions

Dicamba Analysis on Primesep and Obelisc Mixed-Mode HPLC Columns

Dichlorprop (2,4-DP) Analysis on Primesep and Obelisc HPLC Columns

Diclobutrazol Separation on Primesep and Obelisc HPLC Columns

Diphanamid Separation on Primesep and Obelisc Mixed-Mode HPLC Columns

Effect of Acid on Separation of Xanthines

Effect of mobile phase composition on retention of 3 compounds on Obelisc R

Effect of pH on Retention of Basic Compounds on Primesep C Columns

Efficiency of Separation for Amino Acids in HILIC/Cation-Exchange Mode

Efficiency of Separation for Dopamine and Epinephrine in HILIC/Cation-Exchange Mode

Efficiency of Separation for Uracil and Uridine in HILIC Mode

Fast and Effective Separation of Model Compounds on Core-Shell Column in Reversed-Phase and Mixed-Mode. Benefits of Mixed-Mode for Complex Mixtures

Fast and Effective Separation of Neurotransmitters on Core-Shell Column in Reversed-Phase Cation-Exchange Mode

Fast Dye Separation on SHARC 1 Column

Fast HPLC Separation of Homovanillic and Vanilmandelic Acids on Core-Shell

Fast HPLC Separation of Hydrophilic Acids on Core-Shell Mixed-Mode Column

Fast HPLC Separation of Underivatized Amino Acids on Core-Shell Column in Reversed-Phase and Mixed-Mode

Fast Separation of Cannabinoids on Mixed-Mode Core-Shell HPLC Column

Folpet Analysis on Primesep 100 and Obelisc R HPLC Columns

Generic Screening Method for Complex Mixtures

HILIC Retention of 1,5-Naphthalenedisulfonic Acid on Obelisc N Mixed-Mode HILIC Columns

HILIC Retention of Uridine and Uracil on Sielc's HILIC Columns

HILIC Separation of Aromatic Acids

HILIC Separation of Carboxymethylcysteine and Betaine

HILIC Separation of Epinephrine and Epinephrine Sulfonate

HILIC Separation of Ritonavir and Ribavirin

HILIC Separation of Surfactant Triton X-100

HILIC Separation of Vitamins Group B

HPLC Analysis of 17a-Ethynylestradiol

HPLC Analysis of 2,4,5-T on Mixed-Mode Columns

HPLC Analysis of 5-Fluorouracil on Primesep Columns with LC/MS Compatible Mobile Phase

HPLC Analysis of ACE Serum Active Ingredients

HPLC Analysis of Active Drug and Amino Acids in a Formulation

HPLC Analysis of Active Drug in a Formulation

HPLC Analysis of Acyclovir

HPLC Analysis of Alachlor

HPLC Analysis of Alginic Acid in Heartburn Tablets

HPLC Analysis of Apple Extract using Mixed-Mode Chromatography

HPLC Analysis of Ascorbic Acid on Core-Shell mixed-Mode Column

HPLC Analysis of Azinphos-ethyl

HPLC Analysis of Basic Drugs and Acidic Counter-Ions by Mixed-Mode Chromatography

HPLC Analysis of Bendamustine and Related Impurities

HPLC Analysis of Bentazon on Primesep and Obelisc Mixed-Mode Columns

HPLC Analysis of Bifonazole

HPLC Analysis of Bivalirudin

HPLC Analysis of Cefepime

HPLC Analysis of Cefradine

HPLC Analysis of Cheese Extract using Mixed-Mode Chromatography

HPLC Analysis of Chlorpyrifos-methyl

HPLC Analysis of Clopyralid

HPLC Analysis of Components of Ionic Liquids by Mixed-Mode Chromatography

HPLC Analysis of Cranberry Pomace Extract

HPLC Analysis of Dextromethorphan and Bromide Counter-Ion on Coresep SB Column

HPLC Analysis of Diazinon

HPLC Analysis of Dichloran

HPLC Analysis of Dichloran on Mixed-Mode Columns

HPLC Analysis of Diphenamid

HPLC Analysis of Diphenamid on Primesep 100 and Obelisc R

HPLC Analysis of Drugs in Saliva

HPLC Analysis of Epinephrine and Epinephrine Sulfonate on Trimodal Column

HPLC Analysis of Ethephon in Hydrogen-Bonding Mode

HPLC Analysis of Fentin on Obelisc and Primesep Mixed-Mode Columns

HPLC Analysis of Gemfibrozil and Ibuprofen Using Mixed-Mode Chromatography

HPLC Analysis of Histones

HPLC Analysis of Hop Extract (Beer Brewing)

HPLC Analysis of Inosine

HPLC Analysis of Inosine on Primesep 100 Column

HPLC Analysis of Kynurenine

HPLC Analysis of Malathion

HPLC Analysis of Metformin

HPLC Analysis of Monocrotopos

HPLC Analysis of Motrin Cough & Cold Composition

HPLC Analysis of Naled

HPLC Analysis of Paracetamol

HPLC Analysis of Polar Basic and Acetic Compounds on Primesep AB Column

HPLC Analysis of Polyethylenimine in Plasma

HPLC Analysis of Polylysine on Primesep AP Column

HPLC Analysis of Promethazine

HPLC Analysis of Propylparaben

HPLC Analysis of Pseudoephedrine and Citric Acid on Primesep Column

HPLC Analysis of Sulfosuccinic Acid on a Primesep S Column

HPLC Analysis of TFA

HPLC Analysis of the Catecholamine Pathway

HPLC Analysis of Trifluoroacetic and Acetic Acid on Obelisc N Mixed-Mode HPLC Column

HPLC Analysis of Valsartan

HPLC Analysis of Zearalenone and Ochratoxin A on Primesep D Mixed-Mode Column

HPLC Application for Analysis of EDTA

HPLC Application for Determination of Melamine in Baby Formula

HPLC Application for Retention of Guanidine by Mixed-Mode Chromatography

HPLC Application for Separation of Nucleotide Bases

HPLC Application for Simultaneous Separation of Amino Acids, Hydrophilic Acidic and Hydrophobic Neutral Compounds

HPLC Derivatization and Quantitative Analysis of Glycerol

HPLC Diazinon Analysis on Primesep 100 and Obelisc R columns

HPLC Dye Separation on SHARC1 Column

HPLC Method for Analysis of Acetaminophen/Oxycodone

HPLC Method for Analysis of Amphetamine

HPLC Method for Analysis of Atenolol

HPLC Method for Analysis of Azor

HPLC Method for Analysis of B-Estadiol

HPLC Method for Analysis of Bupivacaine

HPLC Method for Analysis of Bupropion

HPLC Method for Analysis of Butorphanol

HPLC Method for Analysis of Bystolic

HPLC Method for Analysis of Celebrex

HPLC Method for Analysis of Cetirizine

HPLC Method for Analysis of Cocaine

HPLC Method for Analysis of Crestor

HPLC Method for Analysis of Diclofenac

HPLC Method for Analysis of Etodolac

HPLC Method for Analysis of Fenofibrate

HPLC Method for Analysis of Fluconazole

HPLC Method for Analysis of Fluoxetine

HPLC Method for Analysis of Hydrochlorothiazide

HPLC Method for Analysis of Hydrocortisone

HPLC Method for Analysis of Hyoscyamine

HPLC Method for Analysis of Indapamide

HPLC Method for Analysis of Indomethacin

HPLC Method for Analysis of Ketoprofen

HPLC Method for Analysis of Lidocaine

HPLC Method for Analysis of Lipitor

HPLC Method for Analysis of Loratadine

HPLC Method for Analysis of MDA

HPLC Method for Analysis of MDMA

HPLC Method for Analysis of Meclizine

HPLC Method for Analysis of Methoxyphenamine

HPLC Method for Analysis of Montelukast

HPLC Method for Analysis of Nizatidine

HPLC Method for Analysis of Ofloxacin

HPLC Method for Analysis of Ondansetron

HPLC Method for Analysis of Paxil CR

HPLC Method for Analysis of Pindolol

HPLC Method for Analysis of Pioglitazone

HPLC Method for Analysis of Prednisolone

HPLC Method for Analysis of Principen

HPLC Method for Analysis of Procainamide Hydrochloride

HPLC Method for Analysis of Propranolol

HPLC Method for Analysis of Strychnine

HPLC Method for Analysis of Tamsulosin

HPLC Method for Analysis of Tetracaine

HPLC Method for Analysis of Tramadol

HPLC Method for Analysis of Trimipramine

HPLC Method for Analysis of Uloric

HPLC Method for Analysis of Valsartan

HPLC Method for Analysis of Verapamil

HPLC Method for Analysis of Vicodin

HPLC Method for Determination of Lysine in Ibuprofen Lysine Composition

HPLC Method for Separation of Urea and Hydrogen Peroxide

HPLC Retention Control of Antibiotics in Toothpaste

HPLC Retention of Chlorpyrifos-methyl on Primesep 100 and Obelisc R Mixed-Mode Columns

HPLC Retention of EDTA in Sulfated CD

HPLC Retention of Fentin Acetate

HPLC Retention of N-Cyclohexylsulfamic Acid

HPLC Retention of Obidoxime

HPLC Retention of Pirimicarb on Primesep 100 and Obelisc R

HPLC Retention of Trimipramine

HPLC Separation of 1-Methylhistidine and 3-Methylhistidine on Primesep 200

HPLC Separation of 2-HEP and 2-HPP in the Presence of Methylcobalamin and Amino Acids

HPLC Separation of 2-Naphthoxyacetic acid

HPLC Separation of 3-Nitrophthalic and 4-Nitrophthalic Acids on Primesep D HPLC Column

HPLC Separation of 5-Methyltetrahydrofolic Acid and Degradation Products

HPLC Separation of 8 Generic Compounds on Primesep Columns

HPLC Separation of a Complex of Quinolone Antibiotics

HPLC Separation of Acetaminophen, Phenylephrine, and Diphenhydramine

HPLC Separation of Acetic acid and Acetic Hydrazide

HPLC Separation of Acidic Drugs and Counter-Ions on Obelisc R Column

HPLC Separation of Acidic, Basic and Zwitterionic Compounds on Special Columns for Retention of Polar Compounds

HPLC Separation of Acidic, Basic, and Neutral Compounds

HPLC Separation of Active Compounds in Drug Formulation

HPLC Separation of Adenosine and Adenine Using the Hydrogen Bonding Method

HPLC Separation of Agricultural Compounds Found in Tea

HPLC Separation of Albuterol and Amoxicillin

HPLC Separation of Amino Acids

HPLC Separation of Amino Acids in HILIC and Cation-Exchange Modes

HPLC Separation of Amino Acids in Supplements Capsules

HPLC Separation of Amino Acids in Supplements Composition in Mixed-Mode

HPLC Separation of Amino Acids in Zero Organic Mode on Primesep 200 column

HPLC Separation of Amino Acids on Core-Shell Column in Reversed-Phase and Mixed-Mode. BLIS Separation of Amino Acids

HPLC Separation of Amino Acids on Obelisc R Column

HPLC Separation of Amino Acids, Bases, Acids, and Neutrals on Obelisc R

HPLC Separation of Aminobiphenyl Isomers in Cation-Exchange Mode

HPLC Separation of Aminobiphenyls

HPLC Separation of Aminopyridines in Non-Aqueous Mobile Phase

HPLC Separation of Aminopyridines Isomers in Hydrogen-Bonding mode on a SHARC 1 HPLC Column

HPLC Separation of Antibiotics in Fish Production

HPLC Separation of Antibiotics of Group in Mixed-Mode Chromatography

HPLC Separation of Aromatic Boronic Acids

HPLC Separation of Aromatic Compounds (PAH) on Mixed-Mode and Reverse Phase Columns

HPLC Separation of Aromatic Diamine Disulfate

HPLC Separation of Aromatic Sulfonamides and Hydrozine

HPLC Separation of Ascorbic and Dehydroascorbic Acids

HPLC Separation of Atenolol on Legacy L1 Column

HPLC Separation of Bendazoles on Primesep P Column

HPLC Separation of Benzalkonium Chloride BCT 8358 on Primesep D column

HPLC Separation of Benzenesulfonamide and Sulfanilamide

HPLC Separation of Benzenesulfonic and p-Toluenesulfonic Acids

HPLC Separation of Caffeine and Phenylephrine

HPLC Separation of Caffeine, Benzoic acid and Acetaminophen

HPLC Separation of Captan on Obelisc R and Primesep 100 Columns

HPLC Separation of Carbofuran on Obelisc R and Primesep 100 Columns

HPLC Separation of Carboxylic Acids

HPLC Separation of Catecholamines

HPLC Separation of Catecholamines on Primesep 100 Column with Phosphate Buffers

HPLC Separation of Cetylpyridinium

HPLC Separation of Cetylpyridinium Chloride and Triethylene Glycol

HPLC Separation of Cidofovirs Mixture

HPLC Separation of Codeine, Oxycodone, and Hydrocodone

HPLC Separation of Coffee

HPLC Separation of Common Antibiotics in Fish Farming

HPLC Separation of Components of Excedrin

HPLC Separation of Compounds of Catecholamine Pathway

HPLC Separation of Cotinine Metabolites

HPLC Separation of Creatine, Creatinine and Histidine

HPLC Separation of Creatine, Creatinine and Histidine with MS Conditions

HPLC Separation of Cyclodextrin Sulfobutyl Ether and Hydrophobic Compound

HPLC Separation of Cytidines

HPLC Separation of Dequalinium and Benzonitrile on Different Columns

HPLC Separation of Diazinon on Obelisc and Primesep Mixed-Mode Columns

HPLC Separation of Dihydroxybenzoic Acid

HPLC separation of Dihydroxybenzoic acid in Hydrogen-Bonding mode on SHARC 1 HPLC column

HPLC Separation of DMSO and Glycine by Mixed-Mode Chromatography

HPLC Separation of DOPAC, Homovanillic Acid and Dopamine on the Primesep 100 Column

HPLC Separation of Dopamine and Epinephrine in HILIC and Cation-Exchange Modes

HPLC Separation of Drugs

HPLC Separation of Drugs in Advil Allergy and Sinus

HPLC Separation of Drugs in Tylenol Cold and Cough Remedies

HPLC Separation of Dyes

HPLC Separation of Epinephrine and Epinephrine Sulfonate

HPLC Separation of Epinephrine and Related Impurities

HPLC Separation of Epinephrine on Legacy L1 Column

HPLC Separation of Estrone

HPLC Separation of Explosives

HPLC Separation of Folpet on Obelisc and Primesep Mixed-Mode Columns

HPLC Separation of Fungicides in a Green Tea Matrix

HPLC Separation of GABA and GLU

HPLC Separation of Glutamic Acid and GABA

HPLC Separation of Glyphosate Production Intermediates

HPLC Separation of Guaifenesin and Terbutaline

HPLC Separation of Guanidine and Benzoic Acids on Primesep 100 Column

HPLC Separation of Histamine and Phenethylamine

HPLC Separation of Homovanillic Acid, Dopamine, and DOPAC using Hydrogen Bonding

HPLC Separation of Human and Synthetic Insulins on Promix Column

HPLC Separation of Hydrocortisone and Hydrocortisone's Degradation Products

HPLC Separation of Impurities of Aminosugar

HPLC Separation of Inosine and Deoxyinosine

HPLC Separation of Isomers of Amino Salicylic Acid

HPLC Separation of Isomers of Aminobenzoic Acid

HPLC Separation of Isomers of Nitrophthalic Acid on Core-Shell Mixed-Mode Column

HPLC Separation of Isomers of Phthalic Acids

HPLC Separation of Lactic Acid and Its Oligomers

HPLC Separation of Lysine and Arginine from Other Amino Acids

HPLC Separation of m-Cresol Purple and Related Impurities

HPLC Separation of Maleic Acid and Pentaerythritol

HPLC Separation of Methyl Paraben, Benzonitrile, Propyl Paraben, and Toluene on Mixed-Mode and Reverse Phase Columns

HPLC Separation of Metribuzin on Mixed-Mode HPLC Columns

HPLC Separation of Mixture of Paraquat and Diquat

HPLC Separation of Nabam on Mixed-Mode Columns

HPLC Separation of Neurotransmitters

HPLC Separation of Neurotransmitters and Related Drugs

HPLC Separation of Niacin on L1 Column

HPLC Separation of Nitroprusside and its Metabolites

HPLC Separation of Norepinephrine on Legacy L1 Column

HPLC Separation of Nucleic Bases at pH 4 and 5 on Obelisc N

HPLC Separation of Nucleobases (2)

HPLC Separation of Nucleosides and Deoxynucleosides

HPLC Separation of NyQuil Active Ingredients

HPLC Separation of Octopamine and Synephrine on Primesep 200 Column

HPLC Separation of Organic Acids

HPLC Separation of Organic Acids in HILIC and Anion-Exclusion Mode on Primesep S2 Column

HPLC Separation of Organics Acids

HPLC Separation of Parabens and Benzoic Acid

HPLC Separation of Phenoxymethylpenicillin

HPLC Separation of Phenylephrine with Tannic Acid Formulation

HPLC Separation of Phosphamidon on Mixed-Mode Columns

HPLC Separation of Phosphorous and Phosphoric Acids

HPLC Separation of Polar and Hydrophobic Drugs on Obelisc R and N

HPLC Separation of Polar Drugs with MS-compatible Method

HPLC Separation of Polyamines

HPLC Separation of Praziquantel on Legacy L1 Column

HPLC Separation of Prednisolone, Atrolactic Acid, and Ibuprofen on Mixed-Mode Column

HPLC Separation of Pyridinecarboxylic Acids

HPLC Separation of Pyrilamine, Trimipramine, Pindolol Using Hydrogen Bonding Mode

HPLC Separation of Quinine and Quinidine

HPLC Separation of Saccharin and Sorbitol

HPLC Separation of Serine, a-Methylserine, GABA, and Methionine Mixture

HPLC Separation of Sodium, Dioctyl Sulfosuccinic Acid, and Sulfosuccinic Acid

HPLC Separation of Surfactants

HPLC Separation of Surfynol 420

HPLC Separation of Terbufos on Obelisc Mixed-Mode Columns

HPLC Separation of Tetracyclines

HPLC Separation of the Nonionic Surfacant Triton-X-100

HPLC Separation of Toluidine Isomers

HPLC Separation of Toluidine Isomers in Cation-Exchange Mode

HPLC Separation of Triadimefon on Obelisc and Primesep Columns

HPLC Separation of Triclopyr

HPLC Separation of Two Vitamins: Different Polarity - Isocratic Methods

HPLC Separation of Tylosin and Albendazole

HPLC Separation of Uracil and Uridine in HILIC Mode on Primesep S2 Column

HPLC Separation of Uridine and Uracil

HPLC Separation of Vanilmandelic, Hydroxyindoleacetic, and Homovanillic Acids

HPLC Separation of Vitamin B

HPLC Separation of Vitamin C and Vitamin B2

HPLC Separation of Vitamin C, Vitamin Group B, and Related Impurities

HPLC Separation of Vitamin E and Vitamin E Acetate

HPLC Separation Paraquat and Diquat on Obelisc R

HPLC UV Analysis of Copper Ions in Salt Mixture

Hydrophobic and Hydrophilic Compound Separation

Improved Peak Shape of a Basic Compound on Primesep B2 Column

Loading Study for Preparative Chromatography

Malathion Analysis on Obelisc and Primesep Mixed-Mode HPLC Column

MCPB Analysis Using Obelisc and Primesep Analytical HPLC Columns

Mecoprop Analysis on Primesep and Obelisc Mixed-Mode HPLC Columns

Methanol and Ethanol Concentration Effect on Alizarin Retention on SHARC1 Column

Method for Analysis of Glyphosate in Apple Juice, Cranberry Juice, Mango Juice and Green Tea

Method for Analysis of Glyphosate in Cranberry Juice

Method for Analysis of Glyphosate in Green Tea

Method for Analysis of Glyphosate in Mango Juice

Mixed-Mode Separation of Dihydroxybenzoic Acids

Monocrotophos Separation on Obelisc and Primesep Mixed-Mode HPLC Columns

Nabam Analysis on Mixed-Mode HPLC Columns

Neutral, Base, and Acid on Primesep 100 Column

Neutral, Base, and Acid on Primesep 200 Column

Neutral, Base, and Acid on Primesep A Column

Neutral, Base, and Acid on Primesep B Column

Nickel Contamination in Hydrogenation Products

Paraquat Diquat Separation in Non-aqueous Mobile Phase

Peak Symmetry Study with Amitryptiline

Phosphamidon Analysis Using Obelisc and Primesep Mixed-Mode HPLC Columns

Pirimicarb Analysis on Obelisc and Primesep Mixed-Mode HPLC Columns

Pirimicarb Separation on Obelisc R HPLC Column

Potassium Analysis in Organic Reaction Product

Primesep C Column Retention Control

Retaining the Fungicide Carboxin on Primesep and Obelisc HPLC Columns

Retention Characteristics of Betaine in Mixed-Mode HPLC

Retention Control of Bromacil on Primesep and Obelisc Mixed-Mode Columns

Retention of Aminolevulinic Acid in Mixed-Mode System

Retention of Azide Ion on Obelisc N Column

Retention of Monocrotophos on Primesep 100 and Obelisc R Columns

Retention of N-Nitrosarcosine on Obelisc N Column

Retention of TFA on Atlantis and Obelisc N

Retention of the Herbicide Dicamba on Mixed-Mode HPLC Columns

Reverse Mode vs Normal Mode: Separation of Aromatic Compounds

Selectivity Difference for Polar Compounds on Core-Shell Column in Reversed-Phase and Mixed-Mode

Separating Triadimefon from Impurities on Primesep and Obelisc HPLC Columns

Separation and Retention of Dextromethorphan Bromide in Mixed-Mode HPLC: Buffer Concentration Effect

Separation and Retention of Vitamins in Mixed-Mode HPLC

Separation of Acetaminophen and 4-Aminophenol on Primesep C

Separation of Alginic Acid and Related Products

Separation of Amino Aids in HILIC/Cation-Exchange Mode

Separation of Antibiotics in Mixed-mode chromatography

Separation of Aromatic Carboxylic Acids by Mixed-Mode HPLC

Separation of Benzoic and Acetylbenzoic acid in Hydrogen-Bonding Mode

Separation of Bisphenol A and Bisphenol A Glucoronide

Separation of Deoxyribo Nucleic Acid

Separation of Diacid Hydrophobic and Ion Exchange Modes

Separation of Diacid Hydrophobic and Ion Exclusion Modes

Separation of Diacid: Ion Exclusion mode

Separation of Dopamine and Epinephrin in HILIC/Cation-Exchange Mode

Separation of Drugs in Mixed-Mode HPLC

Separation of Epinephrine Norepinephrine

Separation of Guanidine

Separation of Guanosine Diphosphate Mannose and Guanosine Diphosphate Fucose in Mixed-Mode Chromatography

Separation of Herbicides Paraquat, Diquat and Glyphosate in One Run with LC/MS Compatible Conditions

Separation of Isomers of Aminobenzoic Acid

Separation of Maleic and Succinic Acid on Primesep B2 column

Separation of Malonic Acids on Coresep SB Column

Separation of Nicotinamide and Related Substances

Separation of Nine Nucleotides with Core-Shell Mixed-Mode Column

Separation of Nucleic Bases

Separation of Nucleotide Monophosphates

Separation of NyQuil Active Ingredients on Primesep C

Separation of Oxytetracycline and Chlortetracycline in Mixed-Mode

Separation of Paraquat, Diguat, and Glyphosate on Obelisc R Column

Separation of Phthalic Acids and Related Impurities

Separation of Pyrazines by Mixed-Mode HPLC

Separation of Serotonin, Dopamine, and Related Compounds

Separation of Small Lysine-based Peptide Oligomers

Separation of Steroids in Reverse and Normal Mode on Primesep 100 Column

Separation of Sulfonamides and Phenylhydrazine by Mixed-Mode HPLC

Separation of Thiabendazole on Mixed-Mode HPLC Columns

Separation of Toluidine Isomers in HILIC/Cation-Exchange Mode

Separation of Vitamins in Mixed-Mode HPLC

Separation Study of Fentin Acetate in Mixed-Mode HPLC

Separation Study of Zemuron Active Ingredient in Mixed-Mode HPLC

Terbufos Analysis on Obelisc R HPLC Column

Terbufos Analysis on Primesep 100 and Obelisc R Columns

The organic acids glucuronic acid, methanesulfonic acid, and butanesulfonic acid were separated using Primesep B2 mixed-mode column. Primesep B2 is a reverse-phase column with embedded basic ion-pairing groups.

Ultra-Fast HPLC Separation of Nucleobases on Core-Shell Column in Reversed-Phase Mixed-Mode

USP Analysis of Albuterol Using a Legacy L1 Column

USP Analysis of Dopamine Using a Legacy L1 column

USP Method for the Analysis of Amoxicillin using the Legacy L1 Column

USP Methods Analysis of Procainamide Legacy L1 Column

USP Methods for Chloramphenicol using a Legacy L1 Column

USP Methods for Nitrofurantoin for the Legacy L1 Column

USP Methods for the Analysis Ketoprofen using the Legacy L1 Column

USP Methods for the Analysis of Aminocaproic Acid using the Legacy L1 Column

USP Methods for the Analysis of Amitriptyline using a Legacy L1 Column

USP Methods for the Analysis of an Analgesic Mixture Using the Legacy L1 Column

USP Methods for the Analysis of Aspirin Using Legacy L1 Column

USP Methods for the Analysis of Atenolol using the Legacy L1 Column

USP Methods for the Analysis of Caffeine using the Legacy L1 Column

USP Methods for the Analysis of Epinephrine Using the Legacy L1 Column

USP Methods for the Analysis of Guaifenesin Using a Legacy L1 Column

USP Methods for the Analysis of Hydrocortisone on a Legacy L1 Column

USP Methods for the Analysis of Ibuprofen using a Legacy L1 Column

USP Methods for the Analysis of Ibuprofen Using Legacy L1 Column

USP Methods for the Analysis of Naproxen Using Legacy L1 Column

USP Methods for the Analysis of Norepinephrine using the Legacy L1 Column

USP Methods for the Analysis of Praziquantel using the Legacy L1 Column

USP Methods for the Analysis of Procainamide

USP Methods for the Analysis of Pyridoxine for the Legacy L1 Column

USP Methods for the Separation of Propranolol and Procainamide Using the Legacy L1 Column

Zn and Na Quantitation in Drug Substances

ELSD/MS Detection

Amino Acids Analysis in Acid Gradient Condition

Analysis of Antibiotic Dapsone and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Flumequine and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Josamycin and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Marbofloxacin and Related Impurities in Mixed-Mode Chromatography

Analysis of Antibiotic Tylosin and Related Impurities in Mixed-Mode Chromatography

Analysis of Compounds of TCA Cycle on SHARC 1 Column

Analysis of Lactic Acid on Primesep D Column

Analysis of Methylene Blue Purity in Reversed-Phase Cation-Exchange and Reversed-Phase Cation-Exclusion Modes

Comparison of Obelisc N, SeQuant?® HILIC, and Bare Silica

Comparison of Obelisc R to C18 columns for the Separation of Aminopyridine Isomers

Complex of Cations on Primesep C is Effected by Organic Modifier

Effect of both pH and Organic Content on a Separation of Sugars, Amino Acids, and Carboxylic Acids

Effect of Buffer and Chemistry of Column Stationary Phase on Resolution of Neutral Compounds

Effect of Buffer Concentration on Resolution of Neutral Compounds (Prednisolone and D-Glucose Pentaacetate)

Effect of Buffer on HPLC Separation of Buffers

Effect of Concentration of Organic Modifier on Retention of Cation and Anions

Effect of pH on Separation of Glyphosate and Ethylphosphonic Acid

HILIC Retention of 1,5-Naphthalenedisulfonic Acid on Obelisc N Mixed-Mode HILIC Columns

HILIC Retention of Polar Compounds on Primesep S

HILIC Separation of Carboxylic Acids

HILIC Separation of Carboxymethylcysteine and Betaine

HILIC Separation of Common Preservatives - Citric Acid, Ascorbic Acid and EDTA

HILIC Separation of Hydroxypiperidine and Impurities

HILIC Separation of Polyethylene Glycol

HILIC Separation of Sugars on Obelisc N

HILIC Separation of Vitamins Group B

HPLC Analysis of 5-Fluorouracil on Primesep Columns with LC/MS Compatible Mobile Phase

HPLC Analysis of Active Drug and Amino Acids in a Formulation

HPLC Analysis of Basic Drugs and Acidic Counter-Ions by Mixed-Mode Chromatography

HPLC Analysis of Bendamustine and Related Impurities

HPLC Analysis of Citrulline and Arginine on Primesep Columns

HPLC Analysis of Components of Ionic Liquids by Mixed-Mode Chromatography

HPLC Analysis of Cranberry Pomace Extract

HPLC Analysis of Epinephrine and Epinephrine Sulfonate on Trimodal Column

HPLC Analysis of Ethephon in Hydrogen-Bonding Mode

HPLC Analysis of Fatty Acids with MS Compatible Conditions

HPLC Analysis of Inosine on Primesep 100 Column

HPLC Analysis of L-Cysteine-S-Sulfate on Primesep SB Column

HPLC Analysis of Motrin Cough & Cold Composition

HPLC Analysis of Piperazine on Primesep Columns

HPLC Analysis of Polyethylenimine in Plasma

HPLC Analysis of Polysorbate in Mixture with Amino Acids and Sugar

HPLC Analysis of Propylparaben

HPLC Analysis of Sulfate and Phosphate Ions on Primesep Columns

HPLC Analysis of Sulfosuccinic Acid on a Primesep S Column

HPLC Analysis of Valproic Acid using Mixed-Mode Chromatography

HPLC Analysis of Xylitol on Primesep S Column

HPLC Analysis of Zearalenone and Ochratoxin A on Primesep D Mixed-Mode Column

HPLC Analysis on Xylose and Xylitol on Primesep S Column

HPLC Application for Analysis of Sodium Succinate on Primesep 100

HPLC Application for Determination of Melamine in Baby Formula

HPLC Application for Retention of Guanidine by Mixed-Mode Chromatography

HPLC Retention of Aminopyrazole

HPLC Retention of Copper Ion on Primesep 100 Mixed-Mode Cation-Exchange Columns

HPLC Retention of Diazacon on Primesep B2 Mixed-mode Anion-Exchange Column

HPLC Retention of Ethylglucuronide

HPLC Retention of Glucosamine

HPLC Retention of Polysorbate on Primesep D Column

HPLC Retention of Sulfamic Acid on Primesep SB Mixed-Mode Column

HPLC Retention of Sulfuric Acid on Obelisc N Column

HPLC Separation of 1-Methylhistidine and 3-Methylhistidine on Primesep 200

HPLC Separation of 2-HEP and 2-HPP in the Presence of Methylcobalamin and Amino Acids

HPLC Separation of 5-Methyltetrahydrofolic Acid and Degradation Products

HPLC Separation of Acetylcholines

HPLC Separation of Acidic Drugs and Counter-Ions on Obelisc R Column

HPLC Separation of Alendronic, Ibandronic, Etidronic Acids

HPLC Separation of Alkyl Sulfonic Acids

HPLC Separation of alpha-Aminobutyric, beta-Aminobutyric, and gamma-Aminobutyric acids on Obelisc N

HPLC Separation of Amino Acids

HPLC Separation of Aminopyridines Isomers in Hydrogen-Bonding mode on a SHARC 1 HPLC Column

HPLC Separation of Antibiotics of Group in Mixed-Mode Chromatography

HPLC Separation of Aspartic Acid and Asparagine on Obelisc R Column

HPLC Separation of Cetylpyridinium Chloride and Triethylene Glycol

HPLC Separation of Chlorate and Bromate Ions

HPLC Separation of Chloride and Nitrate Ions

HPLC Separation of Citric Acid and Phosphate Ions in HILIC Chromatography

HPLC Separation of Citrulline and Arginine

HPLC Separation of Components of Excedrin

HPLC Separation of Compounds of Catecholamine Pathway

HPLC Separation of Cyclodextrin Sulfobutyl Ether and Hydrophobic Compound

HPLC Separation of Epinephrine and Epinephrine Sulfonate

HPLC Separation of Ethanolamines

HPLC Separation of Gentamicins

HPLC Separation of Glucosamine from Chondroitin Sulfate

HPLC Separation of Glutamic Acid and GABA

HPLC Separation of Glyphosate Production Intermediates

HPLC Separation of Glyphosate Reaction Intermediates and Impurities

HPLC Separation of Guanidine and Benzoic Acids on Primesep 100 Column

HPLC Separation of Heparines and Pentosan

HPLC Separation of Inorganic Anions

HPLC Separation of Isomers of Aminobutyric Acids

HPLC Separation of Isopropylamine and Glyphosate

HPLC Separation of Lecithin and Soy lecithin on Primesep N Column

HPLC Separation of Lysine and Arginine from Other Amino Acids

HPLC Separation of Maleic Acid and Pentaerythritol

HPLC Separation of Methylphosphonic Acid and Related Products

HPLC Separation of Morpholino Sulfates

HPLC Separation of Organic Acids

HPLC Separation of Organic Acids in HILIC Mode on Primesep N Column

HPLC Separation of Phenylalanine, Glucosamine, and Tryptophan on Mixed-Mode Column

HPLC Separation of Phosphorous and Phosphoric Acids

HPLC Separation of Polar Compounds

HPLC Separation of Potassium, Perchlorate, Methanesulfonic, Chloride, Bromide, and Nitrate Ions on Obelisc N

HPLC Separation of Sodium, Chloride, Bromide, and Iodine

HPLC Separation of Succinic and Methylmalonic Acids

HPLC Separation of Succinylcholine and Choline Using a Primesep 200 Column

HPLC Separation of Sugar Phosphates

HPLC Separation of Sugars on Primesep S2 Column

HPLC Separation of Sulfamic and Sulfuric Acid on Primesep N HILIC Column

HPLC Separation of Sulfate and Phosphate Ions on Mixed-Mode HPLC

HPLC Separation of Surfynol 420

HPLC Separation of Taurine

HPLC Separation of Toluidine Isomers

HPLC Separation of TRIS

HPLC Separation of Uracil and Uridine in HILIC Mode on Primesep S2 Column

Method for Analysis of Glyphosate in Apple Juice, Cranberry Juice, Mango Juice and Green Tea

Method for Analysis of Glyphosate in Cranberry Juice

Method for Analysis of Glyphosate in Green Tea

Method for Analysis of Glyphosate in Mango Juice

Mixed-Mode HPLC Separation of Tertiary Amines on Primesep 200 Column

Mixed-Mode Retention and Separation of Ammonia, Primary and Secondary Amines on Primesep A Column

MS-compatible HPLC Separation of Diphosphate Anion

Nickel Contamination in Hydrogenation Products

Potassium Analysis in Organic Reaction Product

Retention of Amikacin on Obelisc R Column

Retention of Sialic Acid on Primesep D Column

Retention of Taurine on Obelisc N Column

Retention of Taurine on SHARC Column

Reverse Elution Order in Separation of Alkali Cation

Separation of Antibiotics in Mixed-mode chromatography

Separation of Benzoic and Acetylbenzoic acid in Hydrogen-Bonding Mode

Separation of Chlorate, Perchlorate, and Phosphonate Ions

Separation of Compounds in TCA Cycle on Primesep D Column

Separation of Glyphosate by Cation Exchange and Anion Exchange

Separation of Guanidine

Separation of Herbicides Paraquat, Diquat and Glyphosate in One Run with LC/MS Compatible Conditions

Separation of Maleic and Succinic Acid on Primesep B2 column

Separation of Mepiquat on Obelisc R Column

Separation of Metal Ions on Primesep 100 Column

Separation of Nicotinamide and Related Substances

Separation of Oxytetracycline and Chlortetracycline in Mixed-Mode

Separation of Paraquat, Diguat, and Glyphosate on Obelisc R Column

Separation of Quaternary Amines

Separation of Quaternary Amines by Reverse-Phase Mechanism

Separation of Simple Amines and Ammonia

Separation of Simple Tertiary Amines

Separation of Small Lysine-based Peptide Oligomers

Separation of Sodium, Potassium, Lithium, and Ammonium in Mixed-Mode HPLC

Separation of Sodium, Tetramethylammonium and Tetrabutylammonium on Primesep 200 Column

Separation of Sulphonium Ions in Polar Organic Mode

Separation of Toluidine and Aminobiphenyl Isomers

Separation of Trisaccharides on SIELC Columns

Separation of Zn and Mn on Primesep 100 Column

Separation Study of Zemuron Active Ingredient in Mixed-Mode HPLC

Simultaneous Analysis of Glucose, Sodium, Potassium and Calcium Ions

Simultaneous Determination of Sodium and Sulfate Ions on Obelisc N Mixed-mode HILIC Column

Simultaneous Separation of Cations and Anions

Simultaneous Separation of Melamine and Cyanuric Acid

TFA Concentration Effect on Retention of Tricine

The organic acids glucuronic acid, methanesulfonic acid, and butanesulfonic acid were separated using Primesep B2 mixed-mode column. Primesep B2 is a reverse-phase column with embedded basic ion-pairing groups.

The Separation of Sodium, Dioctylsulfosuccinic Acid, and Sulfosuccinic Acid

Zn and Na Quantitation in Drug Substances