Yellow Phosphorus       Ammonium Phosphate Monobasic
Calcium Biphosphate      Phosphoric acid      Soudim hexametephosphatete

Phosphoric acid

Specification
No. Item Unit National standard B3149-92 Analytical data
1 chroma
%
20
8
2 Phosphoric acid content (H3PO4)
%
85.0
85.1
3 arsenic (As) content
%
0.0001
0.00002
4 heavy metal (Pb) content
%
0.0010
0.0003
5 chlorine (Cl) content
%
0.0005
0.0002
6 sulphate (SO4) content
%
0.0050
0.0035
7 ferric (Fe) content
%
0.0020
0.0014



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