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TETRA SODIUM PYROPHOSPHATE/TSPP

TETRA SODIUM PYROPHOSPHATE/TSPP

Tspp, Inorganic Salt, Food Additves manufacturer / supplier in China, offering TSPP, DSP, SAPP and so on.

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Product Details

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Product Detail

Basic Info

  • HS Code:2809201100

Product Description

Appearance:Fine white crystals

PurityNa4P2O7:97%Min 

P2O5:52-54% min 

Moisture(at 110°C):0.3% max 

pH, 1% solution.:10.3 – 10.7 

B.D.(Pouring):0.7 gm/cc min 

Water Insoluble:0.05% max 

As:3 ppm max 

Heavy metals(as Pb):10 ppm max 

Lead as Pb:3 ppm max 

Fe:50 ppm max 

F:10ppm max 

Thru 20 mesh:95%min

thru 100 mesh:85%min


Properties: White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and melting point 890c; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 c but will be hydrolyzed into di-sodium phosphate when boiled. Uses: Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; S d In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.

    Anhydrous sodium pyrophosphate is a chemical properties of white crystalline powder.Melting point 880 ℃ relative density 2.534 solubility soluble in water, 100 g water solubility when 20 ℃ was 6.23 g, the alkaline aqueous solution;Insoluble in alcohol.

Product use

1.As a printing and dyeing agent, soft water agent, etc

2.2 GB2760-2011 as a food additive.

Properties: white powder, soluble in water, insoluble in alcohol, relative density 2.45, melting point 890 ℃, a weak alkaline aqueous solution, easy deliquescence in the air, and water solution is stable under 70 ℃, boiling hydrolysis into disodium hydrogen phosphate.

Application: used for washing auxiliaries, bleaching of papermaking, electroplating industry; Used as a buffer, emulsifier, nutrient and quality modifier in the food industry.

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