亚洲变态另类人妻中文一区二区三区-欧美一区二区三区亚洲九色-污视频网站在线观看大全-欧美综合激情一区二区

乙腈


色譜級(jí)LC-MS
純度Purity(GC)99.9%
紅外光譜Identity(IR)Conforms
蒸發(fā)殘?jiān)?/span>Residue on evaporating≤1.0mg/ml
水分Water≤200ppm
酸度Acidity≤0.0005meq/g
堿度Alkalinity≤0.0002meq/g
透過(guò)率Transmission

-at 195nm≥70%

-at 200nm ≥90%

-from 240nm≥98%




Gradient Elution Test梯度洗脫測(cè)試Passes Test

LC/MS SuitabilityLC/MS適用性Passes Test

Trace Metal, in ppb

Aluminum(Al)<50

Calcium(Ca)<50

Iron(Fe)<50

Magnesium(Mg)<50

Potassium(K)<50

Sodium(Na)<50