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溴布特罗
4?Hydroxy-2,2?3,3?4,5,5?heptachlorobiphenyl 标准品
LINOLEIC ACID METHYLESTER(SG) 标准品
Foramsulfuron Solution 100ug/ml in Toluene
溴苯腈辛酸酯溶液, 100ppm
Desulfoglucosibarin (uncertified) 标准品
Fenpropathrin Solution 100ug/ml in Acetonitrile
杀虫丹亚砜
维生素D2溶液, 100ppm
对氯乙酰苯胺(539-03-7) 标准品