sodium tripolyphosphate,China price supplier

NA5P3O10                      94% MIN
P2O5                                57% MIN
WATER INSOLUBLE     0.1% MAX
DENSITY                         0.6-0.9G/CM3
PH                                    9.2 – 10.0
IRON(FE)                        0.015%MAX
WHITENESS                  90% MIN