WHMIS (Phosphoric acid, aqueous solution, 35 to 85 %)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2016-02-18

  • Skin corrosion/irritation - Category 11
    • Strong acid: pH of a 35% solution = 0.799
  • Serious eye damage/eye irritation - Category 11
  • Health hazards not otherwise classified (corrosion) - Category 1

  • WHMIS 2015 pictogram : Corrosion


Causes severe skin burns and eye damage (H314)
Causes severe damage to the respiratory tract

Ingredient disclosure

Comments: This product could be corrosive to metals, please contact the supplier for additionnal information.


The [number] refers to the Information SST database of the CNESST Documentation Center.