|
HG/T 2759-1996 项目ltem 分析纯 (AR) 对碘灵敏度Sensitivity to iodine 合格 pH(20g/L,25℃)pH 6.0-7.5 水溶解试验Solubility in water 合格 灼烧残渣Ignition residue,% ≤0.5 干燥失重Drying loss,% ≤13 还原费林试剂物质(以麦芽糖计)Reducing substunces,% ≤0.7
ACS级 项目名称Item ACS Grade 水溶性Solubility Passes test pH(5%溶液,25.0℃)pH of a 5% solution at 25.0℃ 5.0-7.0 灼烧残渣Residue after ignition ≤0.4% 灵敏度Sensitivty Passes test 水分Moisture ≤13% 灰分Ash ≤0.5%
|