... Tripolyphosphate(STPP),sodium Tripolyphosphate,detergent raw material Basic InformationMolecular formula:Na5P3O10 Molecular weight 367.86CAS number 7758-29-4PropertiesWhite powder ... as one of the main auxiliaries for synthetic detergent,synergist for soap,water softeren,tanning agent for ... agent forSuspension solutions of coatings,kaolin,magnesium oxide,calcium carbonate and drilling mud etc;As an oil ...