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2,4,5-Trichlorophenol
甲醇中地克珠利(氯噻苯乙氰)
3-Chlorobiphenyl 标准品
3.5-Dimethyl octane (无证书)
ASTM D-4815 Oxygenates Solutions w/ IS Set 标准品
First Standard® 甲醇中啶酰菌胺溶液, 100μg/mL
2-Aminobiphenyl(22) 标准品
1-Bromoheptane (无证书)
EUROSOIL (adsorption coefficients and pH) 标准品
磺胺嘧啶兽药纯度标准物质