Manganese Carbonate TECHNICAL SPECIFICATION SR. NO TEST PARAMETER SPECIFICATIONS 1 Appearance Pale Brown Powder 2 Assay as Manganese 44% Min. 3 Solubility In acid mix (10%) 44% Min. 4 Chloride (Cl) 0.1% Max. 5 Sulphate (SO4) 1% Max. 6 Nitric acid Insoluble 0.15% Max. Contact Us Enquire Now