IS 11833 : 1986 SPECIFICATION FOR DRY POWDER FIRE EXTINGUISHER FOR METAL FIRES
Reaffirmed 2018
1. SCOPE
1.1 This standard lays down the requirements regarding material, shape, construction, chemical charges, anti-corrosive treatment and tests for dry powder fire extinguishers for Class D fires ( fires due to burning of metals ), of capacities 10, 25, 50, 75 and 100 kg.