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What is STTP?

What is STTP

For reference:
STPP = sodium tripolyphosphate Na5P3O10
CAS-No 7758-29-4
EINECS No. 231-838-7
Also referred to as: pentasodium triphosphate or triphosphoric acid pentasodium salt
STPP is an authorised multi-purpose food ingredient under US Federal (FDA) legislation (sec. 182.1810)
STPP is an authorised food ingredient under EU legislation (Directive 95/2), registered as E451(i)
STPP contains (dry weight) 57.9% P2O5 and 25.3% phosphate (P)
P2O5 contains 43.7% P
 
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