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HPLC Analysis of Vitamins B1, B6 and B12 using Ascentis® Express RP-Amide

HPLC Analysis of Vitamins B1, B6 and B12 using Ascentis® Express RP-Amide application for HPLC

Materials

related product

Product No.
Description
Pricing

Thiamine HCl (Vitamin B1) solution

1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material, Cerilliant®

Cyanocobalamin (Vitamin B12) solution

1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

Ascentis® Express RP-Amide, 5 μm HPLC Column

5 μm particle size, L × I.D. 10 cm × 4.6 mm

used together

Product No.
Description
Pricing

Ammonium formate

eluent additive for LC-MS, LiChropur, ≥99.0%

CONDITIONS

column

Ascentis Express RP-Amide, 10 cm x 4.6 mm I.D., 5 μm particles (50773-U)

mobile phase

[A] 0.02 M Ammonium Formate, pH = 3.0; [B] acetonitrile

gradient

0-50% B in 1 min. Hold at 50% B until 1.5 min

flow rate

1.5 mL/min

pressure

1639 psi (113 bar)

column temp.

30 °C

detector

UV, 276 nm

injection

1 μL

sample

Dissolved in 50/50 water/ACN

Description

Legal Information

Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany