-
工业氯丹,57-74-9,200ug/ml in high purity Hexane
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工业氯丹,57-74-9,1000ug/ml in high purity Hexane
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顺-氯丹标准溶液,5103-71-9,1000ug/ml in Purge and Trap Methanol
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氯丹 EPA 500 系列标准品
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灭菌丹标准溶液,133-07-3,analytical standard,100ug/ml in Acetone
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Caffeine @ 500 ug/mL EPA 州标准品
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敌稗标准溶液,709-98-8,1000ug/ml in Purge and Trap Methanol
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顺式-氯菊酯标准溶液,61949-76-6,1000ug/ml in Purge and Trap Methanol
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100ug/ml标准品
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820ug/ml标准品
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