Cat. No.: 2004061933 Grade: AR(export to Northern America, other areas) CAS. No.: 7558-79-4 Appearance: white powder

Specification as below:

assay  >=99%

Insoluble in water  <=0.01%

loss on drying <=0.2%

Cl <=0.002%

total nitrogen  <=0.002%

SO4  <=0.005%

As  <=0.001%

heavy metals(as Pb)  <=0.001%

Fe   <=0.002%

transparency of solution   <=4

pH(50g/L,25 degree) 8.7-9.3

Sodium phosphate dibasic anhydrous