Description

Sodium Tripolyphosphate – STPP – Food & Technical Grade

SODIUM TRIPOLYPHOSPHATE or STPP is an inorganic compound. It is the sodium salt of the polyphosphate which is the conjugate base of triphosphoric acid. Sodium tripolyphosphateis produced by heating a stoichiometric mixture of disodium phosphate, Na2HPO4 and monosodium phosphate, NaH2PO4 under carefully controlled conditions.

Chemical name
Pentasodium triphosphate
Formula
Na₅P₃O₁₀
Molar mass
367.8 g/mol
CAS / EINECS
7758-29-4 / 231-838-7
Code
2835310000
PRODUCT DESCRIPTION
PRODUCT
Sodium Tripolyphosphate
CASE #
7758-29-4
SYNONYM
Triphosphoric acid; Pentasodium salt; Pentasodium triphosphate; polygon; Triphosphoric acid, sodium salt (1:5); Pentasodium triphosphate
FORMULA
Na5P3O10
PRODUCT TYPE
Inorganic
HAZARD
0 Non-Regulated Material
TYPICAL PRODUCT SPECIFICATIONS
NOTES
Use as preservative for meats, poultry seafood and other kind food. It is also used in tooth paste, soap and detergent.
Use: BUFFERING, CHELATING
CLASS
Inorganic Chemicals: Nitrates, Phosphates, Oxides & more, Industrial Chemicals
INDUSTRY
Industrial
APPLICATION
• detergent industry
• ceramics
• leather tanning
• flame retardant