320331

Hydrochloric acid

ACS reagent, 37%

• Empirical Formula (Hill Notation): HCl
• CAS Number: 7647-01-0
• Molecular Weight: 36.46
• Beilstein: 1098214
• EC Number: 231-595-7
• MDL number: MFCD00011324
• PubChem Substance ID: 329753973
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 200
• 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 (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)
• SMILES string: Cl
• InChI: 1S/ClH/h1H
• InChI key: VEXZGXHMUGYJMC-UHFFFAOYSA-N

Description

Packaging

500, 6×500 mL in PVC-coated bottle

2.5, 6×2.5 L in PVC-coated bottle

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

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H290 - H314 - H335
• Precautionary Statements: P234 - P261 - P271 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• 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