Sodium Tripolyphosphate (tech grade) Purity:94% min White powder or granule CAS:7758-29-4 Usage: detergent,ceramic,petroleum Sodium Tripolyphosphate STPP (TECH GRADE)
Chemical formula: Na5P3O10
Molecular weight: 367.86
Standard executed: GB9983-2004
Technical Specifications:
Specifications | Industrial grade |
Sodium Tripolyphosphate (as Na5P3O10)% ≥ | 94 |
Phosphorus Pentoxide (as P2O5)% ≥ | 57.0 |
Water insoluble matter % ≤ | 0.10 |
Fe% ≤ | 0.015 |
PH value | 9.2--10.0 |
Whiteness % ≥ | 90 |
apparent density | 0.35-0.9 |
Properties: white powder, apparent density:0.35-0.90g/ml, melting point: 622degree, easily dissolving in water; water solution is alkaline(PH value of 1% solution is 9.7); can hydrolyze into phosphate in water, has good ability in complexing metal ions,; can be used to soften water; has some surfactant properties.
Application: mainly used as syndet adjuvant, soap synergist and prevent bar soap from oiling off and blooming; has strong emulsification on lubricant and oils and fats, can be used to adjust the PH value of buffer soap solution; can be used as water softener for industrial water, pretanningagent and dyeing adjuvant; drilling mud dispersant; dispersant in preparing suspension in paint, kaolinite, magnesium oxide, calcium carbonate etc.; oil-proofing agent and antifoulant in paper industry.
Packing: n.w. 25kgs/50kgs/1,000kgs plastic-lined woven bags.
( function(){ var aBigImageSrc = [ 'http://i00.i.aliimg.com/photo/v66/307144560_1/Sodium_Tripolyphosphate_tech_grade_.jpg' , 'http://i00.i.aliimg.com/photo/v66/307144560_2/Sodium_Tripolyphosphate_tech_grade_.jpg' ]; var oProductShow = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Sodium Tripolyphosphate (tech grade)
