The stibnite ore is smelted to concentrate it into Sb2S3, and this is roasted to Sb2O3, which is reduced with carbon. It is purified by zone smelting. It is obtained as a by-product in copper and lead metallurgical processes.
Used in semiconductor technology to manufacture infrared detectors, diodes and Hall effect devices.
When alloyed with lead, it increases the hardness of this metal. It is used for batteries, anti-friction alloys, small arms, tracer bullets, cable sheathing, etc.
Antimony (III) sulfide is used in the production of antimony, to prepare the flammable mass of matches, in the manufacture of colored glass and varnishes, and in pyrotechnics.
Antimony(III) chloride is used as a catalyst.
They come in the presentation of 25 Kg ingots, with a minimum purity of 99.69 %, distributed in packages and lots, according to the customers' requirements.
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