(1)TOTAL PHOSPHATE AS P2O5/%: 68.00 MIN 68.00 MIN
(2)INACTIVE PHOSPHATE AS P2O5/%: 7.5 MAX 7.0MAX
(3)WATER INSOLUBLE MATTERS/%: 0.05 MAX 0.05 MAX
(4)IRON (Fe)/%: 0.05 MAX 0.001 MAX
(5)PH OF 1% SOLUTION: 5.8 - 6.5 5.8 - 6.5
(6)HEAVY METALS AS PB: 0.001% MAX 0.001% MAX
(7)ARSENIC AS: 0.0003% MAX 0.0003% MAX
(8)FLUORIDE AS F: 0.003% MAX 0.003% MAX