HG/T
3-1117-77

含量(C2H4Cl2)Assay,% ≥99.0
98.5

氯化物(Cl)Chloride,% ≤0.001
0.002

禁發(fā) 硫酸試驗(yàn)Substances darkened by sulfuric acid
合格 合格

項(xiàng)目名稱  ACS
Grade

蒸發(fā)殘?jiān)?/span>Residue after evaporation
≤0.002%

可滴定酸Titrable acid
≤0.0003meq/g

相對(duì)密度Specific gravity (20/20°C) 1.2550 -
1.2570

折光率Refractive index n20/D 1.4435 -
1.4445

蒸發(fā)殘?jiān)?/span>evapn. residue
<0.0003%

λ H2O
reference

UV Absorbance 230nm
≤1.00

UV Absorbance 240nm
≤0.50

UV Absorbance 250nm
≤0.15

UV Absorbance 300nm
≤0.01

UV Absorbance 400nm
≤0.01

相對(duì)密度Specific gravity (20/20°C) 1.2550 -
1.2570

折光率Refractive index n20/D 1.4435 -
1.4445

蒸發(fā)殘?jiān)?/span>evapn. residue
<0.0005%

λ H2O
reference

UV Absorbance 230nm
≤1.00

UV Absorbance 240nm
≤0.50

UV Absorbance 250nm
≤0.15

UV Absorbance 300nm
≤0.01

UV Absorbance 400nm
≤0.01