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Tetra Sodium Pyrophosphate
  • Chemical Name:  Tetra Sodium Pyrophosphate
    Formula: Na4P2O7 , Na4P2O7°§10H2O
    Molecular weight:265.90,446.06
    Specificity: Colorless or white crystals,crystalline or granular powder.It is easily soluble in water, but is insoluble in alcohol.density: 2.45, relative density:2.45, melting point: 890°ś. The decahydrate effloresces slightly in dry air. PH of 1% solution is about 10.
    Quality Standard:

Name of index

FCC-V

Assay(On the ignited basis),°›%

95.0-100.5

Arsenic,°‹%

0.0003

Lead,°‹%

0.0004

Fluoride,°‹%

0.005

Insoluble substances ,°‹%

0.2

Loss on IgnitionAnhydrous°‹%

0.5

Decahydrate°‹%

38.0-42.0

  • Usage:It is mainly used as detergent, electroplating etc. For food grade it is mainly used as emulsifier, buffer,nutrient, sequestrant, texturizer etc. 7.Packing: 25kgs net paper or plastic woven bags.

    Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.

    Storage and Transport:It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and hot, Furthermore, it should be stored separately from poisonous Substances.

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