固相萃取小柱 RP-18e (40-63um) 1000mg 6ml standard PP-tubes 30 extraction tubes per package LiChrolut®
固相萃取小柱 RP-18 (40-63um) 1000mg 6ml standard PP-tubes 30 extraction tubes per package LiChrolut®
固相萃取小柱 RP-select B (25 µm) 500 mg 3 ml standard PP-tubes 50 extraction tubes per package LiChrolut®
固相萃取小柱 Si (40-63um) 500mg 3 ml standard PP-tubes 50 extraction tubes per package LiChrolut®
固相萃取小柱 RP-18 (40-63um) 500mg 3 ml standard PP-tubes 50 extraction tubes per package LiChrolut®