Strontium carbonate
SrCO3
Made from strontiante Item index powder
Titanium dioxide
Standard: Alcali Common A Commom B
Manganese Grade Grade
Type Standard Standard Standard
(QB/T2106-95) (QB/T2106-95) (QB/T2106-95)
Item
MnO2 >=91.0% >=91.0% >=91.0%
H2O <=2.0% <=3.0% <=3.0%
Fe <=0.020% <=0.020% <=0.030%
Cu <=0.0010% <=0.0005% <=0.0010%
Pb <=0.0010% <=0.0010% <=0.005%
Ni <=0.0005% <=0.0010% ------
Co <=0.0010% <=0.0010% ------
SO4 <=1.3% ------ ------
NH4 <=0.0050% ------ ------
PH 5-7 5-7 5-7
Grain Size +100 mesh <=0.50 <=0.50 <=1.0
Grain Size -200 mesh >=85.0% >=90.0% >=90.0%
Electrolytic manganese dioxide
Standard:Alcali Common A Commom B
Manganese Grade Grade
Type Standard Standard Standard
(QB/T2106-95) (QB/T2106-95) (QB/T2106-95)
Item
MnO2 >=91.0% >=91.0% >=91.0%
H2O <=2.0% <=3.0% <=3.0%
Fe <=0.020% <=0.020% <=0.030%
Cu <=0.0010% <=0.0005% <=0.0010%
Pb <=0.0010% <=0.0010% <=0.005%
Ni <=0.0005% <=0.0010%
Co <=0.0010% <=0.0010%
SO4 <=1.3%
NH4 <=0.0050%
PH 5-7 5-7 5-7
Grain Size +100 mesh <=0.50 <=0.50 <=1.0
Grain Size -200 mesh >=85.0% >=90.0% >=90.0%
Titanium dioxide
