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ISO-Guide34-Antimony(Sb)标准溶液,10000mg/L溶于10% HNO3+2% HF
双氰胺纯度标准物质
茶皂素
电动启盖器，适用13mm钳口瓶
棕色梨形烧瓶150/24
丙酰基乙酸乙酯
ULTRA-HIGH VACUUM VALVES, "SVT", W. VALVE-BELLOW, V4A-STEEL, VITON-O-RING SEAL, PASSAGE: 20 MM, 2
PCR板,384孔,40ul,透明,全裙边
Hibar 150-4,6,Nucleosil 100 C8 5μm定制柱
MELTING CRUCIBLES, PORCELAIN, 5 ML, DIA. 30 MM, HEIGHT 19 MM, WIDE FORM, GLAZED,
