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乙氧酰胺苯甲酯
异辛烷中p,p’-DDD
N-Acetyl-N,O-bis(tert-butoxycarbonyl) Serotonin
2-Amino-4-(4-methylphenyl)-1H-pyrrole-3-carbonitrile
HERBICIDE SPIKING MIX, 1X10ML, ACETONE VARIED CONCENTRATIONS 标准品
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2-Aminoethyl Trimethylammonium Bromide, Trifluoroacetic Acid
环丙沙星纯度标准物质 中国计量院
Prometryn-d14 (di-iso-propyl-d14)
(+)-d-Tocopherol D-生育酚