FINE MANGANESE CONCENTRATE (30%)Item ValueSize, mm 1-6+6 mm size fraction, %, max 10.0Mn, %, min 30.0Allowable variation of Mn content, % +/-2Fe, %, max 12.0Moisture, %, max (in summer) 6.0Silicon dioxide, % 17.0Phosphorus, % 0.09Sulphur, % 0.05Calcium oxide, % 15.0Price: 112 US$/t DAF Alanshankou (Kz/Cn)other tranport condition on inquiry