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丙酮中杀螟松(杀螟硫磷)溶液标准样品 100ug/mL
乙酰唑胺 BePure-20015XM
3,3',5-Trichlorobiphenyl (无证书)
(6R,7R)
N-亚硝基假木贼碱(NAB)
4-Chloro-o-tolyloxyacetic acid Solution 100ug/ml in Methanol
n-Butyl-3,3,4,4,4-d5 Alcohol 标准品
2,3,4,4'-Tetrachlorobiphenyl 标准品
5种混标(GBT 24800.9-2009)
Chlormequat chloride Solution 100ug/ml in H2O