monosodium phosphate dihydrate

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Molecular formula: NaH2PO4.2H2O Molecular weight: 156.01 Properties: Colourless oblique square crystal, relative density is 1.91, melting point is 60 centigrade. It is soluble in water and insoluble in ethanal. its aqueous solution shows acidity, It is easy to agglomerate in the watery air., It becomes sodium dihydrogen phosphate anhydrous at 95 centigrade, sodium pyrophosphate anhydrous at 190-204 centigrade, sodium metaphosphate at 204 –244 centigrade. Specification:(reference standard) items unit standard technical grade food grade NaH2PO4.2H2O %≥ 98.00 98.00 P2O5 %≥ 44.60 44.60 Methyl orange basicity(Na2O) %≥ 18.8-21.0 19.40 pH(1% solution) -- 4.2--4.6 Chlorid (Cl-) %≤ 0.4 0.014 Fe %≤ 0.10 0.05 As %≤ 0.005 0.0005 Heavy metal (Pb) %≤ 0.005 0.002 Fluorid (F) %≤ -- 0.005 Sulfate (SO42-) %≤ 0.5 0.25 Water insolubles %≤ 0.1 0.1 price information :USD903/MT FOB tianjin delivery time :in 25 days packing :in 25kg plastic woven bags terms of payment :L/C or T/T

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SIchuan Mianzhu Hanwang Inorganic salt chemical co

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