乙腈

色谱级LC-MS
纯度Purity(GC)99.9%
红外光谱Identity(IR)Conforms
蒸发残渣Residue on evaporating≤1.0mg/ml
水分Water≤200ppm
酸度Acidity≤0.0005meq/g
碱度Alkalinity≤0.0002meq/g
透过率Transmission

-at 195nm≥70%

-at 200nm ≥90%

-from 240nm≥98%




Gradient Elution Test梯度洗脱测试Passes Test

LC/MS SuitabilityLC/MS适用性Passes Test

Trace Metal, in ppb

Aluminum(Al)＜50

Calcium(Ca)＜50

Iron(Fe)＜50

Magnesium(Mg)＜50

Potassium(K)＜50

Sodium(Na)＜50