Manganese Sulfate solution : MnSo4 29.5 %

Sr.No. Test Requirements
1 Description Clear colorless liquid, free from extraneous matter
2 Description Pink color solution, free from any extraneous matter & there should not be any aldehyde type or phenolic or abnormal smell.
3 Assay by titration (% w/w) 29.5 Min
4 pH (as such solution) 4.2 Max
5 Relative density (at 27/27°C) 1.33 to 1.36
6 Iron content as Fe (ppm) 25 Max
7 Total organic content (ppm) 100 Max
8 Ammonium sulphate (ppm) 500 Max
9 Iodine test Should be negative
10 Chloride content (ppm) 100 Max
11 Ca+2 Content (ppm) 500 Max
12 Mg+2 Content (ppm) 500 Max