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氯硫磷溶液,100ppm
Vinyl bicycloheptene (无证书)
3-Methylcyclohexanol
Methabenzthiazuron 标准品
碱性橙2(C.I. 11270) (无级别,无证书)
Detector Response Test Mixture - ASTM D5307-92 6.25% w/w
亚老哥尔1268标准溶液
Coniine hydrochloride 标准品
Hexachlorophene Solution 100ug/ml in Methanol
鸡肝粉中的呋喃西林代谢物(SEM)