色譜級 | HPLC | |
純度 | Purity(GC) | ≥99.9% |
紅外光譜 | Identity(IR) | Conforms(合格) |
蒸發(fā)殘渣 | Residue on evaporating | ≤5.0mg/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% |