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GBW(E)060999 正己烷中二十二烷酸甲酯溶液,1000μg/mL
Gasoline Composite Calibration Set in Methylene Chloride 标准品
氧氟沙星纯度标准物质
Sulphanilamide,
2,2'4,5,6'-Pentachlorobiphenyl Solution in Methanol (无证书)
甲氧苄啶 BePure-26347XM
硒代胱氨酸溶液标准物质
烯啶虫胺 BePure-24307
2.5-Dibromotoluene
比沙可啶溶液, 100 ppm