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HG/T
3-1117-77
含量(C2H4Cl2)Assay,% ≥99.0
98.5
氯化物(Cl)Chloride,% ≤0.001
0.002
禁發 硫酸試驗Substances darkened by sulfuric acid
合格 合格
項目名稱 ACS
Grade
蒸發殘渣Residue after evaporation
≤0.002%
可滴定酸Titrable acid
≤0.0003meq/g
相對密度Specific gravity (20/20°C) 1.2550 -
1.2570
折光率Refractive index n20/D 1.4435 -
1.4445
蒸發殘渣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
相對密度Specific gravity (20/20°C) 1.2550 -
1.2570
折光率Refractive index n20/D 1.4435 -
1.4445
蒸發殘渣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
