Product Name: Trisodium Phosphate(TSP)
CAS No.: 7758-79-4
MF: Na3PO4 12H2O
Chemical formula: Na3PO4·12H2O
Molecular weight: 380.14
Appearance: Colorless or White Acicular Crystal
|Specifications||Superior quality||First-grade||Qualified products|
|Trisodium Phosphate(as Na3PO4·12H2O) %≥|| 98.5|| 98.0||95.0|
|Sulfate( as SO4 ) %≤|| 0.50||0.50||0.80|
|Chloride(as Cl ) %≤|| 0.30||0.40||0.50|
|Water insoluble %≤|| 0.05|| 0.10||0.30|
|methyl orange alkalinity(as Na2O)||16.5-19.0||16-09.0||15.5-19.0|
|Iron (Fe) %≤||0.01||0.01||0.01|
|Arsenic (As) %≤||0.005||0.005||0.05|
Properties: colorless or white acicular crystal; be soluble in water (the water solution is alkaline), insoluble in organic solvent; relative density 1.62(20°C); melting point 73.3-76.7°C (decomposition); effloresce in dry air, dewatering to anhydrous matter at 100°C (Na3PO4).
Application: Used as water softener, cleaning agent in electroplating, boiler compound, mental antirusting agent, dyestuff intermediate desiccant, sugar juice purifying agent, photographic developer, coagulating agent of rubber late, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packaging: n.w.25kgs plastic-lined woven bags.