Project | Superior products | First Grade | Qualified products |
Total acidity (in HCl) ω/% ≥ | 31 | ||
Mass fraction of iron% ≤ | 0.002 | 0.008 | 0.01 |
Mass fraction of burning residue% ≤ | 0.05 | 0.1 | 0.15 |
Mass fraction of free chlorine% ≤ | 0.004 | 0.008 | 0.01 |
Mass fraction of arsenic% ≤ | 0.0001 | ||
Mass fraction of sulfate% ≤ | 0.005 | 0.03 | —— |
Product overview: Hydrochloric acid, molecular formula HCl, is colorless or yellowish, volatile and transparent liquid, with pungent smell, relative density (water = 1): 1.20. It is miscible with water and soluble in alkali liquor. It is forbidden to mix with alkalis, amines, alkali metals, inflammables or combustibles.
Product application: used as raw materials for manufacturing chlorides such as ammonium chloride, calcium chloride, zinc chloride, cuprous chloride, basic aluminum chloride and ferric chloride, as well as for the synthesis of dyes and pharmaceutical intermediates, sugar and leather industry, metal surface treatment, etc.
Packaging: when high-purity hydrochloric acid is packaged in storage tank or tank car, it shall be lined with glue and sealed tightly.
Precautions: This product is non combustible, highly corrosive and irritating, and can cause burns to human body; Avoid contact with alkali, amine and alkali metal; Operators must use protective equipment.