Sodium acid pyrophosphate(sapp) , tetrasodium pyrophosphate(tspp), sodium tripolyphosphate(stpp), monosodium phosphate(msp), disodium phosphate(dsp), trisodium phosphate(tsp), monopotassium phosphate(mkp), dipotassium phosphate(dkp), tripotassium phosphate(tkp), tetrapotassium pyrophosphate(tkpp), potassium tripolyphosphate(skpp), sodium aluminum phosphate (salp), calcium acid pyrophosphate (capp), potassium metaphosphate (kmp), sodium trimetaphosphate (stmp), phosphorus pentasulfide (p2s5), monoammonium phosphate (map), diammonium phosphate(dap).