Hydrochloric acid

grade

ACS reagent

vapor density

1.3 (vs air)

vapor pressure

3.23 psi ( 21.1 °C)
7.93 psi ( 37.7 °C)

Assay

36.5-38.0% (ACS specification)
37%

form

liquid

impurities

≤1 ppm free chlorine

ign. residue

≤5 ppm

color

APHA: ≤10 free from suspended matter or sediment

pH

<1

bp

>100 °C (lit.)

density

1.2 g/mL at 25 °C (lit.)

anion traces

bromide (Br^–): ≤0.005%
sulfate (SO₄^2-): ≤1 ppm
sulfite (SO₃^2-): ≤1 ppm

cation traces

As: ≤0.01 ppm
Fe: ≤0.2 ppm
NH₄⁺: ≤3 ppm
heavy metals: ≤1 ppm (by ICP)

storage temp.

room temp

SMILES string

Cl

InChI

1S/ClH/h1H

InChI key

VEXZGXHMUGYJMC-UHFFFAOYSA-N