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草毒死
N-(10-Aminodecyl)-5-chloro-1-naphthalenesulfonamide Hydrochloride
Hexaldehyde (DNPH Derivative) Solution 1000ug/ml in Methanol:Acetonitrile (80:20)
THERMALLY REFINED LEAD (trace elements) 标准品
噻吩磺隆/阔叶散 BePure-25995XA
a.a-Dichlorotoluene
(+/-)-GEOSMIN, 5X2ML, MEOH, 100UG/ML 标准品
Organic Compounds Mixtures & Solution Kit - 525.1
二甲基二硫代氨基甲酸二甲铵盐溶液,100ppm
Aramite