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Chromatogram

Description

Primesep C separates B vitamins with baseline resolution by a combination of cation exchange, complex formation, and hydrophobic interactions. Vitamin B1 (thiamine), vitamin B2 (riboflavin), and vitamin B6 (pyridoxine) are separated with a mobile phase of water, acetonitrile (MeCN, ACN) and triethylamine (TEA) phosphate with UV detection at 280 nm.

Method Parameters

Mobile PhaseMeCN/H2O  -10/90%
BufferNEt3H3PO4 Ph 3.0 – 20 Mm
Flow Rate1.0 ml/min
DetectionUV, 280 nm
Class of CompoundsDrug, Vitamin B₆, Hydrophobic, Ionizable
Analyzing CompoundsPyridoxine, Thiamine, Riboflavin

HPLC Column Used

Primesep C , 4.6×150 mm, 5 µm, 100A