Colorless, viscous, clear hygroscopic liquid without odor
Identification
IR test
Assay (Purity)
99.5% min
Specific gravity
1.035 1.037 g/cm3 at 25 °C
Index of refraction
1.431 1.433 nD20
Acidity
≤ 0.20 ml of 0.10 N NaOH
Water/Moisture
0.2% max
Residue on ignition
4.0 mg max
Chloride
5 ppm max
Heavy metals(as Pb)
5 ppm max
sas SO42-
10 ppm max
Oxidizing substances
Not required
Arsenic
5 ppm max
Reducing substances
Not required
Organic volatile impurities
1.Chloroform: 60 ppm
2.1,4-dioxane: 400 ppm
3.Methylene chloride: 600 ppm
4.Trichloroethylene: 100 ppm
Payment
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