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9,9-二[(4-羟乙氧基)苯基]芴
气相色谱柱AC1
三环戊基膦
磷酸二氢钾,无水 Potassium Phosphate, Monobasic, Anhydrous 100g
清洁水的欧盟水框架指令-F-质控样
土壤成分分析标准物质-四川盆地土壤
通用连接毛细管,(色谱柱-DAD)
PNEUMATIC GLASS TANKS, CYLINDRICAL, WITH POLISHED RIM, SBW, H.200 MM, O.D. 2OO MM
LABMAX "S" COMPLETE WITH ACCESSORIES 10,0 - 50,0 ML, GL 45 WITH ADAPTER 38 AND LONG TUBES VERSION SHANGHAI
ACQUITY UPLC Protein BEH C4 Column 色谱柱