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Cinoxacin|Cinobac
2.3-Dimethyl-2-hexene
哈西奈德溶液,100ppm
Fluorescein
乙酰丙嗪马来酸盐
磺胺甲氧哒嗪
Sodium diethyldithiocarbamate trihydrate 标准品
24种农残混标 BePure-33423XZ-a
1-cis-3-Chloroallyl-3,5,7-triaza-1-azonia-adamantane chloride Solution 100ug/ml in Methanol
23种半挥发性物质混标 标准品
9-β-D-Arabinofuranosyl-2-fluorohypoxanthine