8545: Carbon electds/brushes/lamp carbons & o art of graphite or other carb

854511: Carbon or graphite electrodes, of a kind used for furnaces 854519: Carbon o graphite electrodes, of a kind usd for electrical purposes, 854520: Carbon or graphite brushes 854590: Articles of carbon/graphite, of a kind usd for electrical purposes, n 8545: Carbon electds/brushes/lamp carbons & o art of graphite or other carb