98% High Purity Industrial Grade Trisodium Phosphate for Sewage Treatment

Product Description

TRISODIUM PHOSPHATE
1. Basic Information
Alias                     : Sodium Phosphate
Molecular formula: Na3PO4 · 12H2O
Molecular weight : 380.12
CAS No.              : 10101-89-0
EINECS               : 231-509-8
Customs Code     : 28352910
2. Physicochemical Properties
Appearance         : colorless or white crystal.
Relative density   : 1.62 g/cm3
Melting point        : 73.3 ~ 76.7 ºC
Solubility              : Soluble in water, insoluble in ethanol and carbon disulfide.
Attribute               : Colorless acicular hexagonal crystal. In dry air, twelve crystal waters are lost at 100ºC and become anhydrous substance (Na3PO4). The aqueous solution is alkaline and has a certain erosion effect on the skin.

3.Applications

Soft water agent, detergent, boiler descaling agent. Used in tanning as a degreasing agent and degumming agent. Detergent for bottle washer and sugar juice, photographic developer, fabric mercerizer, rubber milk coagulant, and also has certain application in medical pharmacy.

4.Technical Standard (HG/T 2517-2009)

Item	Industrial Grade
Na3PO4·12H2O  %≥	98.5	98.0	95.0
Alkalinity of methyl orange (as Na2O) %	16.5-19.0	16.0-19.0	15.5-19.0
Water insoluble %≤	0.05	0.10	0.30
Sulphate(as SO4-2)  %≤	0.05	0.50	0.80
Chloride ( as Cl-) %≤	0.30	0.40	0.50
pH Value (10g/L Solution)	11.5~12.5
Iron(Fe) %≤	0.01	0.01	0.01
Arsenic(As) %≤	0.005	0.005	0.05

5. Product Packaging
The inner package is a double-layer bag lined with polyethylene film, and the outer package is a plastic woven bag with a net content of 25kg per bag.


6. Storage Condition
During transportation, prevent rain and sunshine. Store in a dry and ventilated warehouse, and add cushion to prevent caking.





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