二氯甲烷

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

InChI

1S/CH2Cl2/c2-1-3/h1H2

SMILES string

ClCCl

grade

ACS reagent, puriss. p.a.

agency

reag. ISO

vapor density

2.9 (vs air)

vapor pressure

24.45 psi ( 55 °C), 6.83 psi ( 20 °C)

assay

≥99.9% (GC)

form

liquid

autoignition temp.

1223 °F

contains

10-60 ppm amylene as stabilizer

expl. lim.

22 %

technique(s)

GC/GC: suitable

impurities

≤0.00002% free chlorine (Cl), ≤0.0005% formaldehyde, ≤0.001% free acid (as HCl), ≤0.001% non-volatile matter, ≤0.01% chloroform (GC), ≤0.01% tetrachloromethane (GC), ≤0.01% water (Karl Fischer), ≤0.05% ethanol (GC)

refractive index

n20/D 1.4235-1.4245

Quality Level

200

bp

39.8-40 °C (lit.)

density

1.320-1.330 g/L at 20 °C

anion traces

chloride (Cl^-): ≤0.5 mg/kg

cation traces

Al: ≤0.5 mg/kg, B: ≤0.02 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.10 ppm, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.50 ppm, Li: ≤0.10 ppm, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.10 ppm, Na: ≤0.50 ppm, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sn: ≤0.1 mg/kg, Sr: ≤0.1 ppm, Zn: ≤0.1 mg/kg

suitability

passes test for reaction against H₂SO₄