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Flasks & Accessories

Flasks & Accessories

The narrow neck of these flasks keeps liquids from spilling or splashing while they're being carried or stirred. They're commonly used for heating, mixing, storing, and measuring liquids.

Erlenmeyer

Also known as conical flasks, e-flasks, or titration flasks, Erlenmeyer flasks have a wide, flat bottom and a straight, narrow neck. They are ideal for quickly heating or boiling liquids. Vapor from boiling liquids is trapped in the upper portion of the flask to prevent solvent loss.

Narrow-Neck Borosilicate Glass Flask

Lid Sold Separately

Narrow-Neck Beaded Rim Borosilicate Glass Flask

Lid Sold Separately

Narrow-Neck Ground Mouth Borosilicate Glass Flask

Lid Sold Separately

Wide-Neck Beaded Rim Borosilicate Glass Flask

Lid Sold Separately

Polypropylene Flask

Polypropylene Lid

Buchner

These flasks have a flat, round bottom and are commonly used for filtering liquids. Attach a hose to the flask's barb and connect it to a vacuum to speed up filtering tasks. Buchner flasks are also known as vacuum flasks, Kitasato flasks, suction flasks, or side arm flasks.

Borosilicate Glass

Borosilicate Glass with Rubber Stopper

Volumetric

Pear-shaped volumetric flasks have long necks with graduated markings that are calibrated for accurate measurement of liquids.

Borosilicate Glass

Borosilicate Glass with Glass Stopper

Borosilicate Glass with PTFE Stopper

Borosilicate Glass with Polyethylene Stopper

Tissue Culture

Grow cell cultures on the large surface area of these flasks. Also known as cell culture flasks, they have a canted, or angled, neck so that contents can be easily accessed.

Polystyrene with Vented Cap

Sets

Convenient sets contain multiple flasks in a range of sizes.

Stabilizer Rings

Use these rings to stabilize flasks in water baths and prevent them from floating, breaking, or spilling. They fit around the neck of the flask to weigh it down and are coated to prevent scratching the flask.