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多拉菌素
1-Iodopropane
2.4-D sec-butyl ester Solution 1000ug/ml in Acetonitrile
Methyl undecenoate
TCLP Pesticides Mixture 100ug/ml in Methanol
2,4-二氯苯酚 标准品
邻苯二甲酸二(2-乙基)己酯-d4溶液, 100ppm
First Standard® 乙氧磺隆
环己烷中吡唑硫磷
Amitriptyline-d3 HCl (N-methyl-d3) 标准品