Sell Trisodium Phosphate 12 hydrate

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Trisodium phosphate : 98%min
Sulphte as SO4 : 0.5%max
Chloride as Cl : 0.3%max
Weter of Insoluble :0.05%max
Methy Orange : 16.5-19
Iron(as Fe) : 0.01%max
Arsenic(as As) : 0.005%max