Applications

1. One of the most important applications of hydrochloric acid is in the pickling of steel, to remove rust or iron oxide scale from iron or steel before subsequent processing, such as extrusion, rolling, galvanizing and other techniques.
   
   
2. Hydrochloric acid is used in the production of dyes, drugs, paints, photographic chemicals etc.
   
   
3. Household cleaning, de-scaling & leather processing, as a laboratory reagent.
   
   
4. Water treatment.
   
   
5. Pharma Industries.
   
   
6. Paper Industries.

Specifications
IS 265 : 1993 Technical grade
Appearance Colorless to pale yellow ---
• Specific gravity at 20°C, gm/ml 1.15 to 1.17 ---
• Total acidity, % by mass Min. 30.0 to Max. 30.0
• Iron as Fe, % by mass Max. 0.0002 to Max 0.02
• Free chlorine, ppm Max. 5.0 to Max. 200