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LL Syntrode 45 with Pt1000 (plug-in head U)
磁力搅拌子,PTFE材质,25x6 mm,圆柱形
洁净水中的六价铬-质控样
PRISM RPN 5UM 50X1MM COLUMN
多壁碳纳米管(MWCNTs)TNEM3
异氰酸丙基三乙氧基硅烷
SINGLE WAY STOPCOCKS, COMPLETE WITH HOLLOW KEY WITH GLASS HANDLE, BORE 1.5MM NS 12.5, DURAN
(定制产品)17种元素ICP-MS混标,溶于2% HNO3
ASTEC C18 HPLC COLUMN 3.5UM 15CM X 3.0MM
土壤成分分析标准物质-辽河平原土壤