详情
Item*********************- Value
Industry Grade Food Grade
*5% *5%
Excellent Grade 1 Grade 2 Excellent Grade
1 Grade 2
Colority
≤ *0 *0 *0 *0 *0 *0 *0
Content (H 3 P O 4 ), %
≥ *5.0 *5.0 *5.0 *5.0 *5.0 *5.0 *5.0~*6.0%
Chloride(Cl ) , %
≤ 0.***5 0.***5 0.**1 0.***5 0.***5 0.**1
Sulphates( SO 4 ), %
≤ 0.**3 0.**5 0.*1 0.**3 0.**5 0.*1
Iron(Fe), %
≤ 0.**2 0.**2 0.**5 0.**2 0.**2 0.**5
Arsenic (As) , %
≤ 0.***1 0.**5 0.*1 0.***1 0.**5 0.*1 0.****5
Arsenic (Pb), %
≤ 0.**1 0.**1 0.*5 0.**1 0.**1 0.*5 0.***5
Heavy metals ( F), % ≤
0.***0
Easily oxidated matter( H 3 PO 3 ), % ≤
0.**2
