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1,1-二氯乙烷标准溶液,75-34-3,analytical standard,1.00mg/ml in methanol
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邻二甲苯标准溶液,95-47-6,analytical standard,1.00mg/ml in methanol
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对硝基氯苯标准溶液,100-00-5,analytical standard,1.00mg/ml in methanol
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敌百虫标准溶液,52-68-6,analytical standard,1.00mg/ml in methanol
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倍硫磷标准溶液,55-38-9,analytical standard,1.00mg/ml in methanol
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甲醛标准溶液,50-00-0,analytical standard,100mg/L,in 5% ethanol
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苯甲酸,65-85-0,standard for GC,≥99.9%(GC)
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噻螨酮标准溶液,78587-05-0,analytical standard,1.00mg/ml in metahnol
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苯甲酸,65-85-0,ACS,99.5%
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磷标准溶液,7723-14-0,analytical standard ,1000ug/ml in water
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