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单词 potassium dichromate
释义 potassium dichromate
noun
or potassium bichromate
: a bitter poisonous orange-red crystalline salt K2Cr2O7 used chiefly in sensitizing gelatin in photography, in textile and leather finishes, and as an oxidizing agent (as in safety matches and fireworks)
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更新时间:2024/11/11 19:03:37