Sodium Tripolyphosphate95%Min
Water Insoluble Matter	0.05%Max
Iron	0.01%Max
Ph value	9.5-10.0
Heavy Metal as Pb	0.001%Max
Arsenic	0.0003%Max
Fluoride	0.003%Max
Whiteness	90%Max

Appearance:white powder or particles.

Characters:melting point is 622,soluble in the water,etc

Usage:as the additives of the cleaning products,also used in the treatment of water. Widely used in pertroleum,metallurgy,mining,paper-making industry,etc.

Packing:25kgs net bag,23mts in 20 FCL