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δ-六六六标准溶液,319-86-8,analytical standard,100ug/ml in petroleum ether
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BHC (alpha isomer) Solution in Toluene
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First Standard® 甲苯中联苯肼酯溶液,100ug/ml
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氯甲酸苄酯 (45% solution in toluene) for synthesis
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氯甲酸苄酯 (45% solution in toluene) for synthesis
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alpha-六六六标准溶液,319-84-6,analytical standard,10ug/ml in petroleum ether
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外环氧七氯标准溶液,1024-57-3,analytical standard,100ug/ml in Petroleum ether
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β-硫丹标准溶液,33213-65-9,analytical standard,100ug/ml in hexane
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alpha-六六六标准溶液,319-84-6,100 μg/mL in methanol
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辛硫磷标准溶液,14816-18-3,analytical standard,100ug/ml in petroleum ether
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