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Merck

LC/MS Analysis of Melamine and Metformin on Ascentis® Express HILIC

LC/MS Analysis of Melamine and Metformin on Ascentis® Express HILIC application for HPLC

材料

分析柱

產品號碼
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訂價

Ascentis® Express HILIC, 2.7 μm HPLC色谱柱

2.7 μm particle size, L × I.D. 5 cm × 3 mm

標準品

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1,1-二甲双胍 盐酸盐

97%

三聚氰胺

99%

流動相成分

產品號碼
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訂價

甲酸铵

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

CONDITIONS

column

Ascentis Express HILIC, 5 cm x 3 mm I.D., 2.7 μm particles (53967-U)

mobile phase

[A] 10 mM ammonium formate in water; [B] acetonitrile; (5:95, A:B)

flow rate

1.0 mL/min

pressure

551 psi (38 bar)

column temp.

25 °C

detector

ESI(+), SIR, m/z 127, 130

injection

2 μL

sample

1 mg/L

描述

法律資訊

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