Flasks, flat bottom, narrow ne ck, Duran, Capacity

Item No.9141764
Flat bottom flasks DURAN® DIN ISO 24450 (wide mouth), DIN ISO 1773 (narrow mouth). With beaded rim. Glass Type I / neutral glass as per USP, EP and JP. Uniform wall thickness distribution makes these beakers ideal for heating applications. Flat base means flasks can be set down without a support
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