| 分子式 | C19H17N4NaO8 |
农药炔螨特溶液标准物质
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异狄氏剂溶液
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氧倍硫磷溶液
编号:1ST20126-100A CAS号:1699445 规格:1mL 浓度:100μg/mL
赛灭磷溶液
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甲基溴苯烯磷溶液
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