Testing Item
|
Standard
|
Result
|
Phosphorus(P)/%
|
≥18
|
18.16
|
Citric acid soluble phosphorus/%
|
/
|
99
|
Calcium(Ca)/%
|
20~24
|
21.90
|
Fluorine(F)/%
|
≤0.18
|
0.14
|
Arsenic (As)/%
|
≤0.0030
|
0.0005
|
Heavy Metal (Pb)/%
|
≤0.0030
|
0.0007
|
Cadmium(Cd)/%
|
≤0.0010
|
0.0003
|
PH
|
3~6
|
4~5
|
Size(powder pass 0.5mm test sieve)/%
|
≥95
|
PASS
|
Size(granule pass 2mm test sieve)/%
|
≥90
|
PASS
|
Note: When a user with special requirements for fineness, negotiated by the supply and demand sides
|