Key Attributes.
Product Description
Sodium Tripolyphosphate (STPP)
CAS No: 7758-29-4
Molecular Formula: Na5P3O10
Molecular Weight: 367.86
Melting Point:622?
Apearance:White or colorless crystal powder.
1. Sodium Tripolyphosphate(Industrial Grade)
1) Na5P3O10:94.0%Min
2) P2O5:57.0%Min
3) Water Insoluble Matter: 0.15%Max
4) Iron (Fe):0.012%Max
5) PH Value (1% water solution):9.1-10.0
6) Whiteness: 92%Min
7) Ignition Loss: 1.0
8) Density (g/cm3):0.35-0.9
9) Phase I: 10-30
2.Sodium Tripolyphosphate(Food Grade)
1) Na5P3O10:94.0%Min
2) P2O5:57.0%Min
3) Water Insoluble Matter:0.04%Max
4) Iron(Fe):0.006%Max
5) PH Value(1% water solution):9.5-10.0
6)Heavy Metal(as Pb):0.001%Max
7)Arsenic(As):0.0003%Max
8)Fluoride(F):0.003%Max
9) Whiteness:95%Min
10) Density (g/cm3):0.35-0.9
11) Phase I: 10-30
3. Sodium Tripolyphosphate(Ceramics Grade)
1) Na5P3O10:96.52%Min
2) P2O5:57.85%Min
3) Water Insoluble:0.10%Max
4) Fe:0.007%Max
5) PH:9.7
Company Profile
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Business Type: |
We are a professional chemical manufacturer in china, specializing in producing various chemicals for different uses such as caustic soda, stearic acid, oxalic acid, phosphoric acid, titanium dioxide, iron oxide, lithopone, zinc oxide, carbon black, sodium sulfide, thiourea, potassium carbonate, stpp...... we can produce the products on different grades. |
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Comapany: |
Hebei tuozhan chemcials co., ltd |
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Address: |
Zhongshan road,shijiazhuang,hebei province,china |
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City: |
Shijiazhuang |
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Zip/Postal: |
050000 |
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Country: |
China |
