Poly Acid (Poly Protonic Acid)

Poly Acid is an organic acid that is unique in industrial sectors like textile, leather, nickel plating, etc. Generally it is used in place of acetic acid for dyeing and bleaching purpose and also find its application in textile scouring and pre-enzyme treatment.


  • Helps in obtaining a pH of 4.5 to activate the cellulase enzyme
  • Neutralizes the alkalinity of the bath, promoting whiteness and dyeing
  • Functions as a reducing agent to convert hexavalent chromium to trivalent for mordanting
  • pH of poly acid provides the correct range for slow dye bath exhaustion,producing shades

Physicochemical Data

Properties Typical Value
Form Clear liquid
Appearance Pale
Odour Slightly acidic
Solubility Soluble in water

Handling Measures
and Precautions

Proper human safety products such as splash goggles, lab coat, vapour respirator, NIOSH approved gloves and boots should be worn while handling and applying chemicals. Splashes on the skin should be washed off with water immediately. In case of splashing into the eyes, flush them with fresh water and obtain medical attention. Should not be injected.


Should be stored in original vented containers, away from heat, direct sunlight and combustibles. Store in a cool and dry place. Please refer label and SDS for details.