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This is a high-quality PYREX glass condenser, ideal for laboratory and chemistry applications requiring reflux or distillation. Stamped with the authentic PYREX trademark and ground glass joint size.
New old stock, acquired from a storage unit filled with GM lab equipment from their Flint paint facility in the 70s/80s.
I have no idea what it does, hopefully you do! I have many other pieces that are unlisted, let me know if you\'re looking for something specific that would have been used in a paint facility.
