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2,2',3,3',4,5,6-Heptachlorobiphenyl Solution 100ug/ml in Hexane (无证书)
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GBW(E)060614 甲醇中伏马毒素B3(FB3)溶液,10μg/mL
虫螨畏,100ug/ml于甲醇 标准品
噻虫嗪
36种农残混标(药典2020版) Bepure-31201LA-l
Propazine Solution in Acetonitrile
2-Amino-5-diethylaminotoluene monohydrochloride (
A0405045 灰色拟普雷沃菌 CAS号52918-63-5
环己烷中抑草磷