CAEQ-4-012002-4000
中文名称 二氯甲烷
英文名称 Dichloromethane,HPLC Grade
规格 4L
CAS号 [75-09-2]
分子式 CH2Cl2
分子量 84.93
有效期(月数) 36
储存条件 阴凉干燥(10℃ ~20℃,湿度≤50%)
级别 HPLC
浓度/纯度 ≥99.8%
Guarantee analysis
Assay (by GC) ≥99.8%
Identification Passes test
Density at 20/4 1.320 ~ 1.330
Colour (APHA) ≤10APHA
Water (KF) ≤0.02%
Acidity ≤0.0003 meq/g
Non-volatile matter ≤0.001%
Transmission ( at 233nm ) ≥10%
Transmission ( at 240nm ) ≥50%
Transmission ( at 245nm ) ≥80%
Transmission ( at 260nm ) ≥ 98%
Microfiltered product (0.2um) and bottled under nitrogen atmosphere