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LiChroCART 30-3,LiChroprep 60 Si 40-63μm定制柱
磷酸根离子标液,PO4-3(NH4H2PO4),1000mg/L溶于 H2O
DROPPING FUNNELS, CYLINDRICAL, GRADUATED ST-STOPCOCK W. SCREW- THREAD RET., NUT, 1000:20 ML, C +
搅拌子,25mm
PTFE Temperature Probe, Platinum Resistance, Baffle Probe, Cable 3M,Shaft - ? 12, L 150, 20x15x200,
OPTIMA 5 胺分析专用柱
Merphos
GM-0.33A(防腐含截留瓶)隔膜真空泵
盐酸环丙沙星 对照品 鉴别及含量测定 含量99.8%
气进样针