含量(CH2Cl2),w/%.......................................................................≥99.5
色度,黑曾單位......................................................................................≤10
密度(20℃),ρ/(g/mL).................................................1.320-1.330
蒸發(fā)殘?jiān)?,w/%.................................................................................≤0.002
酸度(以H+計(jì)),b/(mmol/g)..............................................≤0.0003
游離氯(Cl),w/%........................................................................≤0.0001
鐵(Fe),w/%................................................................................≤0.0001
水分(H2O),w/%...........................................................................≤0.03
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