Chloroform

Product Name

Chloroform, puriss. p.a., reag. ISO, reag. Ph. Eur., 99.0-99.4% (GC)

InChI key

HEDRZPFGACZZDS-UHFFFAOYSA-N

InChI

1S/CHCl3/c2-1(3)4/h1H

SMILES string

ClC(Cl)Cl

agency

USP/NF
reag. ISO
reag. Ph. Eur.

vapor density

4.1 (vs air)

vapor pressure

160 mmHg ( 20 °C)

grade

puriss. p.a.

assay

99.0-99.4% (GC)

form

liquid

contains

~1% ethanol as stabilizer

technique(s)

RNA extraction: suitable

impurities

≤0.00001% free chlorine (Cl)
≤0.00005% free acid (as HCl)
≤0.0005% non-volatile matter
≤0.005% aldehydes and ketones (as CH₃COCH₃)
≤0.005% carbonyl compounds (as CO)
≤0.01% tetrachloroethene (GC)
≤0.01% tetrachloromethane (GC)
≤0.01% trichloroethene (GC)
≤0.01% water (Karl Fischer)
≤0.03% dichloromethane (GC)
0.6-1.0% ethanol (GC)

refractive index

n20/D 1.445 (lit.)

bp

60.5-61.5 °C (lit.)

mp

−63 °C (lit.)

density

1.476-1.483 g/mL at 20 °C
1.492 g/mL at 25 °C (lit.)

anion traces

chloride (Cl^-): ≤0.0001%

cation traces

Al: ≤0.50 ppm
B: ≤0.02 ppm
Ba: ≤0.10 ppm
Ca: ≤0.50 ppm
Cd: ≤0.05 ppm
Co: ≤0.02 ppm
Cr: ≤0.02 ppm
Cu: ≤0.02 ppm
Fe: ≤0.10 ppm
Mg: ≤0.10 ppm
Mn: ≤0.02 ppm
Ni: ≤0.02 ppm
Pb: ≤0.05 ppm
Sn: ≤0.10 ppm
Zn: ≤0.10 ppm

suitability

complies for appearance
complies for reaction against H₂SO₄
complies for suitability of determ. w. dithizone