SPME 纤维组件聚二甲基硅氧烷 (PDMS) df 100 μm(PDMS, needle size 24 ga, for use with manual holder
SPME固相微萃取萃取头,二甲基硅氧烷/二乙烯基苯(PDMS/DVB) df 65 μm(PDMS/DVB, needle size 24 ga, for use with manual holder
SPE固相萃取装置耗材:Supelco色谱科进口LC-Si硅胶小柱管;规格:2g/12mL, 20支/盒;货号:KLJ-57116
美国色谱科Supelco Supelclean™ LC-Florisil®固相萃取柱管SPE固相萃取小柱Florisil弗罗里硅土固相萃取柱,2g/12mL, 20盒,KLJ-57115