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二氯甲烷


色譜級(jí)農(nóng)殘
純度Purity(GC)≥99.9%
紅外光譜Identity(IR)Conforms
蒸發(fā)殘?jiān)?/span>Residue on evaporating≤3.0mg/L
水分Water≤100ppm
酸度Acidity≤0.0002meq/g
堿度Alkalinity≤0.0002meq/g
透過率Free Chlorine≤10ppm

Transmission

-at 240nm≥70%

-at 245nm ≥90%

-from 260nm≥99%




Trace Organic Residues

FID-Sensitive Impurities (as 2-Octanol) Single Impuruty Peak≤5ng/ml

ECD-Sensitive Impurities (as Heptachlor Epoxide) Single Impuruty Peak≤10pg/ml