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320331

Sigma-Aldrich

Hydrochloric acid

ACS reagent, 37%

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Empirical Formula (Hill Notation):
HCl
CAS Number:
Molecular Weight:
36.46
Beilstein:
1098214
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

grade

ACS reagent

Quality Level

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

bp

>100 °C (lit.)

density

1.2 g/mL at 25 °C (lit.)

anion traces

bromide (Br-): ≤0.005%
sulfate (SO42-): ≤1 ppm
sulfite (SO32-): ≤1 ppm

cation traces

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

SMILES string

Cl

InChI

1S/ClH/h1H

InChI key

VEXZGXHMUGYJMC-UHFFFAOYSA-N

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This Item
25814830721HX0603
Hydrochloric acid ACS reagent, 37%

Sigma-Aldrich

320331

Hydrochloric acid

-
Hydrochloric acid ACS reagent, 37%

Sigma-Aldrich

258148

Hydrochloric acid

Essential Grade
Hydrochloric acid puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., fuming, ≥37%, APHA: ≤10

Sigma-Aldrich

30721

Hydrochloric acid

Essential Grade
Hydrochloric Acid Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Supelco

HX0603

Hydrochloric Acid

-
vapor density

1.3 (vs air)

vapor density

1.3 (vs air)

vapor density

1.3 (vs air)

vapor density

-

vapor pressure

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

vapor pressure

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

vapor pressure

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

vapor pressure

190 hPa ( 20 °C)

assay

36.5-38.0% (ACS specification), 37%

assay

36.5-38.0% (ACS specification), 37%

assay

≥37%

assay

-

form

liquid

form

liquid

form

liquid

form

liquid

impurities

≤1 ppm free chlorine

impurities

≤1 ppm free chlorine

impurities

≤0.00005% free chlorine (Cl), ≤0.0001% ammonium (NH4), ≤0.005% non-volatile matter

impurities

≤0.005% Bromide (Br), ≤0.005 ppm Mercury (Hg), ≤0.01 ppm Arsenic (As), ≤0.1 ppm Copper (Cu), ≤0.1 ppm Lead (Pb), ≤0.1 ppm Nickel (Ni), ≤0.2 ppm Chromium (Cr), ≤0.2 ppm Iron (Fe), ≤0.3 ppm Aluminum (Al), ≤0.3 ppm Calcium (Ca), ≤0.3 ppm Gold (Au), ≤0.3 ppm Magnesium (Mg), ≤0.3 ppm Manganese (Mn), ≤0.3 ppm Potassium (K), ≤0.3 ppm Sodium (Na), ≤0.3 ppm Tin (Sn), ≤0.3 ppm Titanium (Ti), ≤0.3 ppm Zinc (Zn), ≤1 ppm Free chlorine (as Cl), ≤1 ppm Heavy metals (as Pb), ≤1 ppm Sulfate (SO4), ≤1 ppm Sulfite (SO3), ≤3 ppm Ammonium (NH4)

General description

Hydrochloric acid (Reagent grade) is suitable for general lab applications and tests with low specification controls.,
Applications include:      
  • General Lab Use      
  • General Chemical Synthesis      
  • Purification      
  • Cleaning

Packaging

Single 2.5L units require a can opener to open the metal shipping container.

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Target Organs

Respiratory system

Storage Class Code

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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