Listing ID#10189436
CategoryEnvironment
Quick answer
STPP is a Environment product. Key specs — Origin: China (Mainland).
Product Description
Sodium Tripolyphosphate.
Purity:96%
Molcular:
CAS No.: 7758-29-4,13573-18-7
Appearance:white powder
Use:industry:Detergent and Softener.paint and paper industry
Food:Softener and Thickener
TEST ITEM | TECHNICAL INDEX | ||
PREMIUM GRADE | FIRST GRADE | QUALIFIED GRADE | |
PURITY(Na5P3O10), % ≥ | 96 | 90 | 85 |
PHOSPHORUS PENTOXIDE(P2O5), % ≥ | 57.0 | 56.5 | 55.0 |
IRON(Fe), % ≤ | 0.007 | 0.015 | 0.030 |
WATER INSOLUBLE MATTER, % ≤ | 0.10 | 0.10 | 0.15 |
PH VALUE(1% SOLUTION), % | 9.2-1.0 | 9.2-1.0 | 9.2-1.0 |
WHITENESS, % ≥ | 90 | 80 | 70 |
RESIDUE ON SIEVE(GRANULARITY 1.00mm), % ≤ | 5.0 | 5.0 | 5.0 |
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