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Merck
CN

30720

Hydrochloric acid

puriss. p.a., ≥32%

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About This Item

Linear Formula:
HCl
CAS Number:
Molecular Weight:
36.46
PubChem Substance ID:
UNSPSC Code:
12352301
Beilstein/REAXYS Number:
1098214
MDL number:
Assay:
≥32%
Form:
liquid
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vapor density

1.3 (vs air)

vapor pressure

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

grade

puriss. p.a.

assay

≥32%

form

liquid

impurities

≤0.00005% free chlorine (Cl), ≤0.0001% ammonium (NH4)

ign. residue

≤0.0005% (as SO4)

bp

>100 °C (lit.)

density

1.18 g/mL at 20 °C

anion traces

bromide (Br-): ≤50 mg/kg, phosphate (PO43-): ≤0.5 mg/kg, sulfate (SO42-): ≤1 mg/kg, sulfite (SO32-): ≤1 mg/kg

SMILES string

Cl

cation traces

Al: ≤0.05 mg/kg, As: ≤0.01 mg/kg, Ba: ≤0.02 mg/kg, Be: ≤0.02 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.01 mg/kg, Co: ≤0.01 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.2 mg/kg, Ge: ≤0.05 mg/kg, K: ≤0.1 mg/kg, Li: ≤0.01 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.01 mg/kg, Mo: ≤0.02 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.02 mg/kg, Sr: ≤0.01 mg/kg, Ti: ≤0.1 mg/kg, Tl: ≤0.05 mg/kg, V: ≤0.01 mg/kg, Zn: ≤0.05 mg/kg, Zr: ≤0.1 mg/kg

InChI

1S/ClH/h1H

InChI key

VEXZGXHMUGYJMC-UHFFFAOYSA-N



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pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



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