Sodium Tripolyphosphate (STPP)
- Company Name:Reap Chemical LTD
- Membership:Free Member
- Member Since:2015. 07.30
- Country/Region:China
- City:Shandong
- Contact:Alex Bian
- Related Keywords:STPP, Detergent, Corrosion inhibitor, Water softener
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Reap Chemical LTD
[China]
1. Quick Details
Brand Name: REAPCHEM
Pro Name: Sodium Tripolyphosphate
Other Name: STPP
Place of Origin: Shandong, China
Molecular Formula: Na5P3O103
Molecular weight: 367.86
CAS No: 7758-29-4
Appearance: White crystal or powder
Solubility: 100%
Grade: TECH Grade / FOOD Grade
2. Packaging & Delivery
Packaging detail: PP woven bag with PE inner bag in 25kg/50kg/1000kg or according to customer's demand.
Loaded: 25mt/20'FCL with pallets, 25mt/20'FCL without pallets
Delivery detail: Within 7-10 days
Transportation: BY SEA
Port: QINGDAO or TIANJIN
3. Specifications
Analysis Item | Specification | |
TECH GRADE | FOOD GRADE | |
Appearance | White Powder | White Powder |
Assay | 94.0% min | 95.0% min |
Phosphorus pentoxide (as P2O5) | 57.0% min | 57.0% min |
Water Insoluble | 0.1% max | 0.1% max |
Whiteness | 90% min | - |
Arsenic (As) | - | 0.0003% max |
Fluorides (F) | - | 0.005% max |
Pb | - | 0.0004% max |
Heavy Metals (as Lead) | - | 0.001% max |
Fe | 0.015% max | 0.015% max |
pH 1% water solution | 9.2-10.0 | 9.5-10.2 |
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