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2-氨基苄醇
STIRRER COMPRESSED AIR RO 12/F/V4A-18/8 OVERALL LENGTH: 120 MM 0,1 - 6 BAR
NOT LONGER AVAILABLE !
Tenax TA 60/80 吸附剂
TEST TUBE, PP, 31 ML, 24 X 95 MM ROUND BOTTOM
Gold, 1,000 mg/L in 2% HCl,25 mL (Au Metal)
环丁烷甲酸乙酯
DESICCATORS "NOVUS", BOROSILICATE GLASS, WITH NEEDLE VALVE STOPCOCK, WITH SAFETY PROTEFAN COATING,
气相色谱柱,TRACE TR-FAME 气相柱, 50m, 0.32mmID, 0.25μm 液膜厚度
100ng/ul乙醚酚磺酸酯溶于乙腈;1ml 标准品