CAS: 7647-01-0
English name: hydrochloric acid
Other names: Hydrochloric acid
Molecular formula: HCL
Physical and chemical properties: colorless or light yellow volatile liquid, with pungent odor, strongly acidic.
Applications: hydrochloric acid is an important inorganic chemical raw material, widely used in dyes, pharmaceuticals, food, printing and dyeing, leather, metallurgy and other industries. It can be used to extract radium, vanadium, tungsten, manganese and other metals from ore to produce chlorides.
Main technical indicators:
| Total acidity (based on HCl) ω/% | ≥31.0 |
| Calcium (based on Ca)/(mg/L) | ≤0.5 |
| Magnesium (based on Mg) /(mg/L) | ≤ 0.1 |
| Iron (based on Fe) /(mg/L) | ≤1.5 |
| Free Chlorine ω/% | ≤0.0025 |