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Octyl alcohol Solution 2500ug/ml in Methanol
丙基碳酸酯(内标) 标准品
吡唑草胺溶液标准物质
Bromochloromethane Solution 2000ug/ml in Methanol
Pesticide-Mix 54,100ng/ul 标准品
2,2’,3,4,5,5’-六氯联苯-D3 标准品
2.4-D ethyl ester Solution 100ug/ml in Hexane
丙酮中氯嘧磺隆标准溶液
4,4'-Dibromooctafluorobiphenyl Solution 2000ug/ml in t-Butylmethyl ether
2,4-Dimethyl acetic acid methyl ester