Buyer: 1.molybdenum containing off spec alloys / scraps / powders / sludges / spent catalysts/ concentrates 2.nickel containing off spec alloys / grindings / nimh / sludges / spent catalysts/ ferro nickel slabs 3.vanadium containing ashes/ spent catalysts/ sludges/ slags 4.tungsten containing spent catalysts/ concentrates/ sludges 5.copper ores and concentrates 25%cu contained/ ashes/ sludges 6.manganese ores and concentrates 7.cobalt concentrates/ hydrates/ spent catalysts/ ashes/ scrap batteries 8.antimony ores and concentrates 9.selenium sludges and spent catalysts