Corning Pyrex 1l Narrow Mouth Erlenmeyer Flask With Phenolic Screw Cap

These 1L PYREX Erlenmeyer flasks with phenolic screw caps are ideal for use as a shaker flask or for mixing, media prep and storage needs. Impact resistant caps with 38-430M GPI threads are equipped with cemented-in, inert white rubber liners which are resistant to steam sterilization. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. For convenience, these flasks are graduated to show approximate capacity and include marking spot. For replacement caps see No. 9999.