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N,N,N',N'-四(2-羟丙基)乙二胺
富马酸单乙酯
1ML胖肚移液管、USP级、棕标,等待时间5s,含CNAS计量校准实验室资质证书
碳酸钙
N,N-Diethyl-p-phenylenediamine Sulfate
0.5ML移液管
甲醇中七氯溶液标准物质,有证书
Laboratory sieve, ?:200 mm, inside height: 25 mm, mesh 106μm, with wire gauze, temperature resistance up to 170°C, stainless steel
(易制爆)硝酸铯, 99.8% (metals basis)
HYPERSIL GOLD AQ 3UM 30X3MM COLUMN