SIELC - HPLC Applications By Detection Method

Applications → Sorted by Detection

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Sielc Applications Sorted By Detection Method

UV Detection

Acid Effect on Retention of Acidic Analytes

Amino Acids Analysis in Acid Gradient Condition

Amino Acids in Supplements Capsules

Amino Sugars Analysis in Ion Exchange and Reverse Mode

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

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

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

Catecholamine Pathway

Cetylpyridinium Methods with Good Efficiency and Peak Symmetry

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

Dewetting Study in Aqueous Conditions

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

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

HILIC Separation of Aromatic Acids

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 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 Apple Extract using Mixed-Mode Chromatography

HPLC Analysis of Cheese Extract using Mixed-Mode Chromatography

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

HPLC Analysis of Drugs in Saliva

HPLC Analysis of Gemfibrozil and Ibuprofen Using Mixed-Mode Chromatography

HPLC Analysis of Hop Extract (Beer Brewing)

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 Pseudoephedrine and Citric Acid on Primesep Column

HPLC Analysis of TFA

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 Retention of EDTA in Sulfated CD

HPLC Retention of Fentin Acetate

HPLC Retention of N-Cyclohexylsulfamic Acid

HPLC Retention of Obidoxime

HPLC Retention of Trimipramine

HPLC Separation Paraquat and Diquat on Obelisc R

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 Acetaminophen, Phenylephrine, and Diphenhydramine

HPLC Separation of Acetic acid and Acetic Hydrazide

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 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 Aminobiphenyls

HPLC Separation of Antibiotics in Fish Production

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 Bendazoles on Primesep P Column

HPLC Separation of Benzenesulfonamide and Sulfanilamide

HPLC Separation of Benzenesulfonic and p-Toluenesulfonic Acids

HPLC Separation of Caffeine and Phenylephrine

HPLC Separation of Carboxylic Acids

HPLC Separation of Cetylpyridinium

HPLC Separation of Codeine, Oxycodone, and Hydroxycodone

HPLC Separation of Coffee

HPLC Separation of Common Antibiotics in Fish Farming

HPLC Separation of Compounds of Catecholamine Pathway

HPLC Separation of Creatine, Creatinine and Histidine

HPLC Separation of Creatine, Creatinine and Histidine with MS Conditions

HPLC Separation of Cytidines

HPLC Separation of Dequalinium and Benzonitrile on Different Columns

HPLC Separation of Dihydroxybenzoic Acid

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 Explosives

HPLC Separation of GABA and GLU

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 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 Isomers of Amino Salicylic Acid

HPLC Separation of Isomers of Aminobenzoic Acid

HPLC Separation of Lactic Acid and Its Oligomers

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

HPLC Separation of Mixture of Paraquat and Diquat

HPLC Separation of Neurotransmitters

HPLC Separation of Neurotransmitters and Related Drugs

HPLC Separation of Nitroprusside and its Metabolites

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

HPLC Separation of Nucleobases (2)

HPLC Separation of NyQuil Active

HPLC Separation of Organics Acids

HPLC Separation of Parabens and Benzoic Acid

HPLC Separation of Phenylephrine with Tannic Acid Formulation

HPLC Separation of Polar Drugs with MS-compatible Method

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

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

HPLC Separation of Pyridinecarboxylic Acids

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 Surfactants

HPLC Separation of Surfynol 420

HPLC Separation of Tetracyclines

HPLC Separation of Toluidine Isomers

HPLC Separation of Tylosin and Albendazole

HPLC Separation of Uridine and Uracil

HPLC Separation of Vanilmandelic, Hydroxyindoleacetic, and Homovanillic Acids

HPLC Separation of Vitamin C and Vitamin B2

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

HPLC Separation of m-Cresol Purple and Related Impurities

Hydrophobic and Hydrophilic Compound Separation

Improved Peak Shape of a Basic Compound on Primesep B2 Column

Loading Study for Preparative Chromatography

Mixed-Mode Separation of Dihydroxybenzoic Acids

Neurotransmitters

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

Peak Symmetry Study with Amitryptiline

Potassium Analysis in Organic Reaction Product

Primesep C Column Retention Control

Retention Characteristics of Betaine in Mixed-Mode HPLC

Retention of Aminolevulinic Acid in Mixed-Mode System

Retention of N-Nitrosarcosine on Obelisc N Column

Retention of TFA on Atlantis and Obelisc N

Reverse Mode vs Normal Mode: Separation of Aromatic Compounds

Separation Study of Fentin Acetate in Mixed-Mode HPLC

Separation Study of Zemuron Active Ingredient in Mixed-Mode HPLC

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

Separation and Retention of Vitamins in Mixed-Mode HPLC

Separation of Albuterol and Amoxicillin

Separation of Alginic Acid and Related Products

Separation of Aromatic Carboxylic Acids by Mixed-Mode HPLC

Separation of Catecholamines

Separation of Cidofovirs Mixture (1)

Separation of Cidofovirs Mixture (2)

Separation of Cotinine Metabolites

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 Drugs in Mixed-Mode HPLC (I)

Separation of Drugs in Mixed-Mode HPLC (II)

Separation of Epinephrine Norepinephrine

Separation of Guanidine

Separation of Nucleic Bases

Separation of NyQuil Active Ingredients on Primesep C

Separation of Polyamines

Separation of Pyrazines by Mixed-Mode HPLC

Separation of Serotonin, Dopamine, and Related Compounds

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

Separation of Sulfonamides and Phenylhydrazine by Mixed-Mode HPLC

Separation of Two Vitamins: Different Polarity - Isocratic Methods

Separation of Vitamin B

Separation of Vitamin E and Vitamin E Acetate

Separation of Vitamins in Mixed-Mode HPLC

Zn and Na Quantitation in Drug Substances

ELSD/MS Detection

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

Complex of Cations on Primesep C is Effected by Organic Modifier

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

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

Effect of Buffer on HPLC Separation of Buffers

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

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

HILIC Retention of Polar Compounds on Primesep S

HILIC Separation of Carboxylic Acids

HILIC Separation of Carboxymethylcysteine and Betaine

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 Active Drug and Amino Acids in a Formulation

HPLC Analysis of Citrulline and Arginine on Primesep Columns

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

HPLC Analysis of Fatty Acids with MS Compatible Conditions

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

HPLC Analysis of Polyethylenimine in Plasma

HPLC Analysis of Sulfate and Phosphate Ions on Primesep Columns

HPLC Analysis of Valproic Acid using Mixed-Mode Chromatography

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 Method for Separation of Amino Sugar and Related Impurities on Primesep 100 HPLC Column

HPLC Retention of Aminopyrazole

HPLC Retention of Ethylglucuronide

HPLC Retention of Glucosamine

HPLC Retention of Polysorbate on Primesep D Column

HPLC Retention of Sulfuric Acid on Obelisc N Column

HPLC Separation of 5-Methyltetrahydrofolic Acid and Degradation Products

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 Amino Acids

HPLC Separation of Aspartic Acid and Aspargine on Obelisc R Column

HPLC Separation of Chloride and Nitrate Ions

HPLC Separation of Citrulline and Arginine

HPLC Separation of Compounds of Catecholamine Pathway

HPLC Separation of Epinephrine and Epinephrine Sulfonate

HPLC Separation of Glucosamine from Chondroitin Sulfate

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 Isopropylamine and Glyphosate

HPLC Separation of Methylphosphonic Acid and Related Products

HPLC Separation of Morpholino Sulfates

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

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 Sugar Phosphates

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

HPLC Separation of Surfynol 420

HPLC Separation of TRIS

HPLC Separation of Taurine

HPLC Separation of Toluidine Isomers

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

MS-compatible HPLC Separation of Diphosphate Anion

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

Nickel Contamination in Hydrogenation Products

Potassium Analysis in Organic Reaction Product

Retention of Amikacin on Obelisc R Column

Reverse Elution Order in Separation of Alkali Cation

Separation Study of Zemuron Active Ingredient in Mixed-Mode HPLC

Separation of Acetylcholines

Separation of Chlorate and Bromate Ions

Separation of Ethanolamines

Separation of Gentamicins

Separation of Glyphosate by Cation Exchange and Anion Exchange

Separation of Guanidine

Separation of Isomers of Aminobutyric Acids

Separation of Metal Ions on Primesep 100 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 Sodium, Potassium, Lithium, and Ammonium in Mixed-Mode HPLC

Separation of Sulphonium Ions in Polar Organic Mode

Separation of Zn and Mn on Primesep 100 Column

Simultaneous Separation of Cations and Anions

TFA Concentration Effect on Retention of Tricine

Zn and Na Quantitation in Drug Substances

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