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Labuse C18 C8 Silica Base 200mg 500mg 1g 3ml 6ml Spe Column Solid Phase Extraction Cartridge, Find Details and Price about Spe Cartridge Solid Phase Extraction Cartridge from Labuse C18 C8 Silica Base 200mg 500mg 1g 3ml 6ml Spe Column Solid Phase Extraction Cartridge - Jiangsu Green Union Science Instrument Co., Ltd