Sodium acid pyrophosphate
Sodium Acid Pyrophosphate (Na2H2P2O7) is TongVo's high quality product, acts as a buffer, leaven, modifier, emulsifier, nutrient and canning preservative in foods, oil drilling, detergent, chemical stabiliser.
Sodium acid pyrophosphate
Title: Sodium acid pyrophosphate
Synonyms: disodium dihydrogen pyrophosphate, disodium pyrophosphate, SAPP
Formula: Na2H2P2O7,
Molecular: 221.94
CAS #: 7758-16-9, EC #: 231-835-0
Standard(s): HG 2928-1999, FCC V
Rate of Rotation (ROR): SAPP-15 (13~17), SAPP-28 (26~30), SAPP-40 (38~42).

Specifications
Item | Food grade | |||
---|---|---|---|---|
Packing: | 25Kgs/bag, in woven or kraft paper bags with inner bag, or as customer's requirements. | |||
Appearance | White powder or granule | |||
Assay (Na2H2P2O7) % | ≥95 | |||
Arsenic (As) % | ≤0.0003 | |||
Lead (Pb) % | ≤0.0002 | |||
Fluoride (F) % | ≤0.001 | |||
pH (1% sol.) | 3.5-4.5 | |||
Water insoluble % | ≤0.1 | |||
Loss on ignition % | ≤0.5 |
Properties
White powder, soluble in water, insoluble in ethanol. Water solution is alkaline.
Applications
Used as improving agent in food industry, pH regulating agent, metal ion complex agent, emulsion, dispersing agent and adhesive agent. Sodium acid pyrophosphate is applied in the processing of meat and aquatic products in order to hold water, keep the meat fresh and tender, stabilize the natural color and prevent fat from putridity. Also used in the production of yeast powder and cheese etc.
Storage & handling
Keep in cool dry place.
Air transportation: arranged as ordinary goods.
Harzards Identification & Classifications: N/A
Shelf life
12 months.
Related products
Support: Sodium acid pyrophosphate technical datasheet (TDS), Sodium acid pyrophosphate material safety datasheet (MSDS).
Remarks:Sodium Acid Pyrophosphate (SAPP) acts as a buffer, leaven, modifier, emulsifier, nutrient and canning preservative in foods, oil drilling, detergent, chemical stabiliser.
- Sodium pyrophosphate
- Sodium acid pyrophosphate
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- Sodium trimetaphosphate
- Sodium hypophosphite