English En

Hydrochloric acid, 37%, Pharmpur®, Ph Eur, BP, NF, JP

- Synonyms: Hydrochloric acid fuming, Muriatic acid, Hydrogen chloride solution
- HCl
- M = 36,46 g/mol
- CAS [7647-01-0]
- EINECS-No.: 231-595-7
- Density: ~ 1,19 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: -28 ºC
- Boiling point: ~ 50 ºC
- Vapour pressure: (20 ºC) 190 hPa
- EC-Index-No.: 017-002-01-X
- ADR: 8 C1 II UN 1789
- IMDG: 8 II UN 1789
- IATA/ICAO: 8 II UN 1789
- GHS-signal word: Danger
- GHS-H sentences: H314 - H335
- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P405 - P501a
- Tariff number: 2806 10 00 00
- Applications: laboratory reagent, acidifying agent, in the production of chlorides, synthesis of organic products.

SPECIFICATIONS
assay (acidimetric): 36,5 - 38,0 %
Identification chloride: passes test
Identification A (EP): passes test
Identification 1 (JP): passes test
appearance of solution: clear and colourless
bromine or chlorine: passes test
bromide or iodide: passes test
free bromine or chlorine: passes test
free chlorine (as Cl): max. 4 ppm
sulfates (SO4): max. 20 ppm
sulfates (SO4): passes test
sulfites (SO3) : passes test
arsenic (As): max. 1 ppm
heavy metals (as Pb): max. 5 ppm
mercury (Hg): max. 0,04 ppm
residue on ignition (as SO4): max. 0,008 %
residue on evaporation: max. 0,01 %