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Pear-Shaped Dispensing Funnel PTFE Piston Glass Piston Dispensing Funnel Piston Dropping Funnel for Laboratory Use, Find Details and Price about Funnel Glass Funnel from Pear-Shaped Dispensing Funnel PTFE Piston Glass Piston Dispensing Funnel Piston Dropping Funnel for Laboratory Use - Chongqing New World Trading Co., Ltd.