HPLC Analysis of Magnesium Ascorbyl Phosphate in Topical Cream on Chromolith(R) NH2 50 - 4.6mm

HPLC Analysis of Magnesium Ascorbyl Phosphate in Topical Cream on Chromolith® NH2 50 - 4.6mm

Conditions

sample preparation Creme: 1,0 gr sample in 20mL Tetrahydrofuran / Buffer pH 4,0 (30/70) was diluted and stirred until completely homogeneous. The solutions obtained were injected directly into the chromatographic system.
column Chromolith® NH2 50 x 4.6 mm (1.52027.0001)
column temp. 23 °C
mobile phase A] acetonitrile; [B] na-buffer 10mM pH=4.0; (20:80, A:B)
flow rate 2 mL/min
pressure 421 psi (29 bar)
sample Magnesiumascorbylphosphate 100μg/ml, Aniti aging creme 1g/20ml
injection 1 μL
detector 255 nm cell: 11 μL

Description

Featured Industry Vitamins, Nutraceuticals, and Natural Products
Legal Information Chromolith is a registered trademark of Merck KGaA, Darmstadt, Germany
suitability application for HPLC

Materials

     
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