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Potasiwm
Enw Cemegol: Pyrophosphate potasiwm, tetrapotassium pyrophosphate (TKPP)
Fformiwla Foleciwlaidd: K4P2O7
Pwysau Moleciwlaidd: 330.34
Nghas: 7320-34-5
Cymeriad: Mae gronynnog gwyn neu bowdr, pwynt toddi ar1109ºC, yn hydawdd mewn dŵr, yn anhydawdd mewn ethanol a'i doddiant dyfrllyd yn alcali.
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