氯苯混标
面议
- 北京恒元启天化工技术研究院
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- 进口
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- 现货
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Each kit contains 100 mg each of twelve compounds.Chlorobenzene 1,3,5-Trichlorobenzene1,2-Dichlorobenzene 1,2,3,4-Tetrac
Each kit contains 100 mg each of twelve compounds.Chlorobenzene 1,3,5-Trichlorobenzene1,2-Dichlorobenzene 1,2,3,4-Tetrac