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5-Nitroacenaphthene 标准品
E-比芬诺
齐帕特罗盐酸盐 BePure-26537XM
四唑酰草胺
炔苯酰草胺(戊炔草胺 BePure-25285XB
Butachlor ESA sodium salt Solution 100ug/ml in Methanol
丙酮中氟氰戊菊酯溶液标准物质
4,6-Dimethyldibenzothiophene
Temephos-d12 (O,O,O',O'-tetramethyl-d12)
Regulated Volatiles Mixture - 524.2 2000ug/ml in Methanol