MAIN CONTENT (AS (NH4)2HPO4) W/%

≥

99.0

PHOSPHORUS PENTOXIDE (AS P2O5)W/%

≥

53.0

TOTAL NITROGEN (N) W/%

≥

21.0

MOISTURE W/%

≤

0.2

WATER INSOLUBLE W/%

≤

0.1

FLUORIDE (AS F) MG/KG

≤

50

ARSENIC (AS) MG/KG

≤

3

HEAVY METAL (AS PB) MG/KG

≤

10

LEAD (AS PB) MG/KG

≤

4

PH VALUE OF 10G/L SOLUTION

7.6-8.2

CHLORINE (AS CL) MG/KG

≤

10

SULFATE (AS SO4) MG/KG

≤

100

FERRUM (AS FE) MG/KG

≤

30

PARTICLE SIZE (20-60 MESH) W/%

≥

75