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of phosphorous chemical products
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Application grade: technical grade
Content: 94(%)
Particle size: white powder(mesh)
CAS RN: -
Executive standard: GB9983-88
Brand: Junlin
as detergent auxiliary, in petroleum, metallurgy, mining, water treatment, etc.
English name: sodium tripolyphosphate
Alias: Pentasodium Tripolyphosphate
Molecular formula: Na5P3O10
Molecular weight: 367.86()
Performance features: white particle or powder, apparent density 0.35-0.90g/cm3, melting point 622℃. Easily soluble in water, PH of 1% aqueous solution is 9.7.
Uses: This product is mainly used as water softener for industrial water, dyeing auxiliary, or as dispersing agent for paint, kaolin, magnesium oxide, calcium carbonate, etc.
Product quality: meets GB9983-2004 standard.
Technical requirement:
Technical index | Index | ||
superior product | First-class product | Qualified product | |
Sodium tripolyphosphate (Na5P3O10) %≥ | 96 | 90 | 85 |
Phosphorus pentoxide(P2O5) %≥ | 57.0 | 56.5 | 55.0 |
Water insoluble matter %≤ | 0.10 | 0.10 | 0.15 |
Iron (Fe) %≤ | 0.007 | 0.015 | 0.30 |
PH value (1% aqueous solution) % | 9.2-10.0 | ||
Whiteness %≥ | 90 | 80 | 70 |
Particle size1.00mm test sieve residue on sieve %≤ |