Applications  →  HPLC Separation of Acetaminophen, Phenylephrine, and Diphenhydramine

HPLC Application of HPLC Separation of Acetaminophen, Phenylephrine, and Diphenhydramine



Primesep C separates acetaminophen (paracetamol), phenylephrine, and diphenhydramine-- common over-the-counter cold and flu medication ingredients such as Tylenol products—by either an acetonitrile or phosphoric acid gradient. The HPLC separation uses a mobile phase of water, acetonitrile (MeCN, ACN), and phosphoric acid with ultraviolet (UV) detection at 210 nm.

Application Analytes:

Acetaminophen (Paracetamol)
Phenylephrine

Application Detection:

UV Detection
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