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| navigate by keyword : ampoule arsen arsenic element elementt glass group metal microphoto nitrogen periodic prictogens sample stored toxic |
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| Microphoto of a sample of the periodic elementt No. 33: Arsenic. The toxic metal is stored in a glass ampoule |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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