Items		Mercury-free Alkaline Battery Grade
		Specifications	Typical Analysis
MnO2              %		≥91.0	92.0
H2O                %		≤2.0	1.5
PH             (H2O)		5.5~7.5	6.5
Fe              ppm		≤80	50
Cu              ppm		≤2.0	0.5
Pb              ppm		≤5.0	1
Co              ppm		≤2.0	0.5
Ni              ppm		≤2.0	0.5
K               ppm		≤500	150
Mo            ppm		≤0.5	0.3
As              ppm		≤0.5	0.1
Sb             ppm		≤0.5	0.1
NH4+          ppm		≤25.4	10
SO42-         %		≤1.3	1.25
HCL Insolubility (%)		≤0.1	0.02
Apparent Density (g/cm3)		1.50~1.70	1.50~1.65
*GrainSize (mesh) %	+100	≤0.5	0.01
	-100	≥85	90
	-325	≥65	80
松装密度    g/cm3		1.60~1.80	1.70
BET Surface Area  m2/g		25~35	30
Alkaline Potential    (mV)		≥260min	280
Remark		* Or at Client's requirements