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Product name
Sodium Tripolyphosphate
Specification
Reagent grade
Molecular formula
Na5P3O10
CAS
7758-29-4
H.S. CODE
2835319000
Molecular weight
367.86
Appearance
White powder
Package
25KG Woven bags or fiber drums
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Property：
White powder. Soluble in water, a micro alkaline solution. Melting point is 622℃.Density is 1.5 g/cm3 (20 C).
Application:
Ph adjustment.
Test standard：Enterprise Standard
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Test items |
Specification |
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AR grade |
CP grade |
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Appearance |
White powder |
White powder |
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P2O5 |
56.0~60.0% |
56.0~60.0% |
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Appearance of solution |
Conform |
Conform |
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Water insoluble |
≤0.02% |
≤0.05% |
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Sulfate |
≤0.05% |
≤0.1% |
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Chloride |
≤0.005% |
≤0.01% |
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Phosphate |
Conform |
Conform |
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Iron |
≤0.02% |
≤0.05% |
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Arsenic |
≤0.002% |
≤0.002% |
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Heavy metals |
≤0.005% |
≤0.01% |
Storage：
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.
