Categories
Categories
Price: | US $ 460-1335/Ton |
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Trade Terms: | FOB,CFR,CIF |
Min Order: | 1/Ton |
Pay Type: | L/C,T/T,Western Union |
Prod Model: | CAS No.: 7601-54-9 |
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Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Classification: | Phosphate |
Einecs No.: | 231-509-8;231-558-5 |
Appearance: | Colorless or White Crystal |
Application: | Metal Procession, Water Softener |
Production Process: | Furance Process |
Type: | Sodium Phosphate |
Grade Standard: | Food Grade, Industrial Grade |
Properties:
White or colorless crystal, weathered in the air easily. It is soluble in water, organic solvent insoluble. Aqueous solution is alkaline. The relative density is 1.62 and melting point at 73.4°C.
Uses:
Tech grade:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Food grade:
Used as water-conservative in food industry. Applied to can, fruit drinks, milk product, meat product, cheese and drinks.
Packing:
25kg plastic woven bag, store at dry and ventilated place.
Specification | Technical Grade | Food Grade | Reagent Grade | ||||
Dodecahydrate | Anhydrous | Dodecahydrate | Anhydrous | Specification | Reagent garde (AR) | ||
Main content %≥ | 98.0 | 98.0 | 97.0 | 97.0 | (Na3po4.12H2O)%≥ | 98.0 | |
P2O5 %≥ | 18.3 | 39.5 | 18.3 | 18.3 | Clarity | Qualified | |
Sodium oxide as Na2O | 15.5-19 | 36-40 | 15.5-19 | 15.5-19 | Free alkali (NaOH) %≤ | 1.5 | |
Sulphate (as SO42-) %≤ | 0.5 | --- | 0.5 | 0.5 | Disodium salt (Na2HPO4.12H2O%≤ | 0.5 | |
Heavy metals(as Pb) %≤ | --- | --- | 0.001 | 0.001 | |||
Choride (CL) %≤ | 0.005 | ||||||
Lead(Pb) %≤ | --- | --- | 0.0004 | 0.0004 | |||
Sulphate(SO4)%≤ | 0.01 | ||||||
Arsenic (as As) %≤ | --- | --- | 0.0003 | 0.0003 | Nitrogen (N)%≤ | 0.002 | |
Fluoride (F) %≤ | --- | 0.10 | 0.005 | 0.005 | Arsenice (AS)%≤ | 0.0003 | |
Water insoluble %≤ | 0.10 | 0.10 | 0.20 | 0.20 | |||
Iron (Fe) %≤ | 0.0005 | ||||||
PH of 10g/L water solution | --- | --- | 11.5-12.5 | 11.5-12.5 | |||
Ignition loss ≤ | --- | --- | 45-57 | 45-57 | Iron (Fe) %≤ | 0.001 |