Ammonium Polyphosphate(phase I)
CAS No. 68333-79-9
Chemical Formula (NH4PO3) n, (n>50)
Appearance White, free-flowing powder
Specifications
P2O5 %(w/w) ≥68
N %(w/w0 ≥12
pH value(10% suspension ) 6+-0.5
Water content %(w/w) ≤0.25
Thermal decomposed temp. degree C ≥250
Applications
APP can be used alone or work with other fire retardant of fire-refractory coating of steel structure, ship, train, house coating, cable, wood and fiber, it is also applied in PE, PP, PVC, rubber, or the fire fight of forest and oil well.
Safety and toxicity
Acute oral toxicity LD50 (rat): ≥2000mg/kg LD50
Storage: Dry, at room temp.
Packing
25kg / bag, woven bag lined with PE bag
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