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2000ug/ml标准品
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1000ug/ml标准品
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10ug/ml 标准品
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β-硫丹标准溶液,33213-65-9,1000ug/ml in Purge and Trap Methanol
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氯丹
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克菌丹标准溶液,133-06-2,analytical standard,100ug/ml in acetone
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克菌丹标准溶液,133-06-2,analytical standard,10ug/ml in acetone
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a-硫丹标准溶液,959-98-8,1000ug/ml in Purge and Trap Methanol
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七氯标准溶液,76-44-8,1000μg/ml,溶剂:甲醇
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β-硫丹标准溶液,33213-65-9,analytical standard,100ug/ml in hexane
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