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First Standard® 乙腈中萎锈灵亚砜溶液,100μg/mL
p,p’-DDD农药溶液分析标准物质
螺虫乙酯烯醇 BePure-25566YA
磺胺甲恶唑-D4 BePure-25682
氟胺氰菊酯
Imazamethabenz-methyl
Copper Naphthenates Solution 100ug/ml in Acetonitrile
Tetradifon
Acetoxymethyl Vinyl Ketone
Phenyl 4-tolyl sulfone (无证书)