round bottom flasks for sale, brand-new and used.

Available different sizes - for 250, 500, 1000 or 2000 mL bottom-round flasks. 230 V

16 Piece Deluxe Organic Chemistry Glassware Set

SEOH Analog Heating Mantle 500mL Product Features

GLAS-COL Aluminum Housed Heating Mantle for 1000mL (1L) Round Bottom Flask & Power Cord (w/OPTIONAL Extension Support) Tested and working. Great used condition. Mantle fabric is lighter than it appears in pictures

GLAS-COL Aluminum Housed Heating Mantle for 500mL Round Bottom Flask, Power Cord (w/OPTIONAL Extension Support) Tested and working. Great used condition. Mantle fabric is lighter than it appears in pictures

This is a used Thermowell C3AM Round Bottom Flask Heating Mantle with the Powermite 3A Proportional Control. It is for 100 mL round bottom flasks. The heater and control have been tested and are in good, clean working order.

Hello,I am selling TWO PYREX 500mL Round bottom flasks. This item is ready for immediate shipment. As shown in the picture there are no cracks or chips on any of the beakers.

Reduced from $2500.00 to $865.00 (USD) Electrothermal CMU Uncontrolled Electromantle Heating Mantle CMU12/LX1 (12 L)[SWITCHED ON ONCE] CMU Uncontrolled Electromantles. CMU heating mantles are used in wet chemistry to heat liquids in round bottom flasks. The metal case is designed to remain "cool-to-the-touch" when in operation.

You will receive 1 Chemglass 300ml flask, 1 Pyrex flask, 3 Adams Chittenden flasks - not marked for size but appear to be at least 250ml, and 1 unmarked flask - looks like a Pyrex and name wore away. Let me know if you have questions.

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This is a lot of 3 Pyrex long neck round bottom flasks. 2 are 500 ML and 1 is 350 ML. I will be listing a large collection of lab supplies that belong to a retired Science teacher.

250 ml LAB/CHEMISTRY GLASS FLASK ROUND BOTTOM Set of 2 flasks These are used, but are perfectly usable. Some may have stains from normal use. Please email with any questions you may have.

125 ml LAB/CHEMISTRY GLASS FLASK ROUND BOTTOM Set of 2 flasks These are used, but are perfectly usable. Some may have stains from normal use. Please email with any questions you may have.

300 ml LAB/CHEMISTRY GLASS FLASK ROUND BOTTOM Set of 2 flasks These are used, but are perfectly usable. Some may have stains from normal use. Approximate measurements: ~ 6" tall ~ 2" across the bottom ~ 1 1/4" neck inner diameter ~ 1/8"wall thickness It is approximately 7" when I measure around the largest part of the flask.