Partial SGS Report Tungsten, wt% 89. 87 Cobalt, wt% 5. 37 Mercury, wt% 0. 81 Gold, wt% 0. 66 Sample Description: Silvery Metal w/ Golden, Grey Coating (Alloy) Ingot size: 70x40x10 ( mm ) Ingot Weight: 450g per PC Qty: 10 MT Only genuine Buyer will be engaged. Please contact us for more info