Index item Q/320724LRP002-2007
(1)Content(Residue on ignition),≥% :97.0
(2)Arsenic(in AS),≤% :0.0003
(3)Fluoride,≤% :0.001
(4)Heavy metal(in Pb),≤%:0.0015
(5)Water insolubles,≤% :0.2
(6)Lead, ≤% :1.0
(7)Loss on ignition,≤%(800℃ 30Min):anhydrous 5.0
monohydrate 8.0-20.0
(8)Packing:The net weight of each bag is 25kg