Description
Sodium acid pyrophosphate (SAPP) is a common additive in food and cosmetic products. This chemical can help cookies rise. This chemical is also used in manufacturing cosmetics to adjust the acidity of the final product. In this article, we will explain the properties and uses of this chemical and also introduce you to the best way to buy it with the highest quality.
Where to buy sodium acid pyrophosphate?
If you want any further information about buying this chemical, you can contact us using the numbers below this page.
Chemical and physical properties
SAPP appears as a white crystalline powder. Some of the most essential properties of this substance are listed below:
| Formula | Na2H2P2O7 |
| Molecular weight | 221.94 g/mol |
| CAS number | 7758-16-9 |
| pH | 3.7-5.0 |
| Decomposition | 220 °C |
This chemical is freely soluble in water.
Sodium acid pyrophosphate uses
This chemical is used as an additive in the food and cosmetic industries. In this part, we will explain the uses of this chemical in detail.
Sodium acid pyrophosphate in food
This chemical is a joint leavening agent in food products such as breads and cookies. Being a leavening agent means that this additive can help bread and other baked goods to rise. Moreover, manufacturers add this chemical to sausages to improve the color and texture of these products.

Cosmetics
Cosmetic manufacturers use this chemical as a buffering agent to adjust the acidity of the final product. So that the product will be safe to use on the skin, this chemical can also act as a chelating agent in cosmetics. The role of chelating agents in cosmetic products is to bind with metal ions and not let the skin absorb them.
Sodium acid pyrophosphate dangers
This chemical is generally considered as a safe material. However, you should pay attention to your phosphorus intake amount. Because consuming too much phosphorus can affect the health of your bones. If the phosphorus increases in your body, the body cannot absorb enough calcium, so the bones start weakening.
MSDS
This chemical should not have contact with your eyes and skin. We insist on wearing laboratory clothes and glass while working on it. Also, it should be stored in a dry and cool place. You should make sure to keep this chemical in a place that has proper ventilation. If it accidentally contacts with your skin, wash the area with water.
The bottom line
SAPP is a white crystalline powder that is used in the food and cosmetic industries. This chemical can adjust the pH level of cosmetic products to make them safe to apply on the skin.
Frequently asked questions
What is sodium acid pyrophosphate used for?
This chemical is used in the cosmetic industry to adjust the acidity level of the product. Also, food manufacturers use it in baked goods.
Is SAPP baking powder?
Sodium bicarbonate is a chemical name for baking powder, and it is different from sodium acid pyrophosphate.
Is SAPP hazardous?
All chemical products should be used with caution because they can be hazardous. However, it would help if you used laboratory cloth and safety glasses while working with this chemical.
What is the use of SAPP sodium acid pyrophosphate?
Yes, this chemical is briefly known as SAPP.





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