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First Standard® 正己烷中氰戊菊酯溶液,100μg/mL
SARPAGINE(RG) 标准品
1,3-Dibromobenzene,certified 标准品
PUNYW27624348 Ketoprofen Impurity 8 HCl
卤代烷烃混标
NITROMID VETRANAL, 250 MG 标准品
BDE 66, 50μg/ml in Isooctane, Oekanal 标准品
Quizalofop ethyl Solution in Toluene
氧化槐果碱
Tefluthrin (100ug/ml in Acetonitrile)