Sodium Pyrophosphate Decahydrate
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Product Description
Chemical Name: Sodium Pyrophosphate Decahydrate
Molecular Formula : Na4P2O7·10H2O
Molecular Weight: 446.10
CAS No.: 13472-36-1
Character: Decahydrate is colorless or white crystal or white crystalline powder. Anhydrous is white powder. It's soluble in water, insoluble in ethanol or any other organic solvents. Aqueous solution is alkaline. Its'chelating capacity of metal ions such as Cu2+, Fe3+, Mn2+ is very active.
Product Quality Standard
Test Item | Quality specification |
Appearance | White Crystal |
Purity(Na4P2O7·10H2O), (w/ %) | 99.0～101.0% |
Insoluble Substances,(w/ %) | ≤0.10 |
pH value(10g/L Solution ) | 9.9-10.7 |
Orthophosphate | Pass The Test |
Arsenic (As),mg/kg | ≤ 0.50 |
Iron(Fe),mg/kg | ≤ 15.0 |
Heavy metal (As Pb),mg/kg | ≤ 2.0 |
Chloride (Cl),mg/kg | ≤ 50.0 |
Applications
1. Used as water softener, emulsifier, metal detergent, boiler water treatment agent, drilling mud viscosity regulator, etc.
2. Used as analytical reagents, water softeners, rust removers, dispersants and emulsifiers.
3. Used as a quality improver in canned food, fruit juice drinks, meat products, dairy products, flour products, soy products, etc.
4. Used as analytical reagents, water softeners, dispersants and emulsifiers.
5. Used as a quality improver in food processing, and can be used in cans, fruit drinks, dairy products, soy milk, etc.
6. Used as water softener, boiler descaling agent, and metal ion chelating agent. Dispersant, auxiliary in printing, dyeing and fine bleaching. Synthetic detergent additives. Conditioner for oil well mud. Used as a complexing agent for copper in electroplating solutions.
7. Water softener, rust remover, metal electrolytic analysis, dispersing and emulsifying agent.
Packing
It is packed with polyethylene bag as inner layer, and a compound plastic woven bag
as outer layer. The net weight of each bag is 25kg.
Storage and Transport
It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.