The Best Lab Erlenmeyer Flasks of 2023

3 RUBBER STOPPERS INCLUDED: This set has 3 rubber stoppers for these 3 Erlenmeyer Flasks, which are sterile & can seal the liquid in the flasks perfectly for experiment.

ACCURATE SCALES: 3 Erlenmeyer Flasks in different sizes (250ml 150ml 50ml) have clear and accurate scales for you to measure liquid efficiently & accurately without any problem.

SIGNIFICANT FEATURES: Reusable, environmental friendly, will not shatter easily, easy to clean, high temperature resistance, for laboratory, chemistry, science experiment, liquid measuring, etc.

HIGH-END MATERIAL FOR LAB: These Borosilicate Glass Erlenmeyer Flasks have High chemical durability and low thermal expansion, which can withstand the temperature under 800 °C (~1500 °F).

PACKAGE & WORRY-FREE: Each set has 3 Erlenmeyer Flasks & 3 Rubber Stoppers. If you received defective items, please contact us via email for full refund or replacement. We would try our best to fix issues.

Capacity: 1000ml

Graduations: 50ml, 250ml to 1000ml

O.D. x Height(mm): 129 x 216

Heavy Duty Rim

Narrow Mouth

Contains 1 each 50, 150, 250, 500 & 1000ml Flask

High quality inert 3.3 borosilicate glass

Height of each as follows:, 50ml = approx. 85mm, 150ml = approx. 120mm, 250ml = approx. 140mm ,500ml = approx. 175mm , 1000ml = approx. 220mm

ASTM Specification E960, Type I requirements

121C/250F conducted in a slow and careful manner to avoid breakage. Heavy Duty Reusable.

4pcs of 8.5oz(250ml) glass Erlenmeyer flasks packed in box.

Made of 3.3 Borosilicate glass material.

Narrow Mouth with printed graduation.

ASTM Specification E960, Type I requirements.

Suitable for Laboratory and Daily use

100% SATISFACTION SERVICE: Our Erlenmeyer Flasks are made of high quality borosilicate glass. If they are any questions, please feel free to contact us, we will do our best to meet your satisfaction. Pls note that the stopper is very soft, you have to push hard to get in, only that it doesn't push out.

High Quality Borosilicate Glass: High temperature resistance. These borosilicate glass erlenmeyer flasks have High chemical durability and low thermal expansion.

Convenient to use: Suitable for beginners or professional use, also the students, convenient classroom borosilicate glass erlenmeyer flasks.

Clear Scale: Erlenmeyer Flasks have clear and accurate scales for you to measure liquid efficiently.

Neck Style: Narrow mouth. Conducted in a slow and careful manner to avoid breakage. Heavy Duty Reusable.

Green Erlenmeyer Flask Hard Enamel Lapel Pin

Measures 1 1/2 x 1 Inch

Corrosion Resistant Steel with Hard Enamel Color

Rubber Clutch Backing for a Strong and Comfortable Hold

Professionally Tested Lead and Cadmium Free

Contains 1 each 50, 150 and 250ml Flask

High quality inert 3.3 borosilicate glass

Heavy Duty Reusable

ASTM Specification E960, Type I requirements

ID/OD: 50ml: 24.5/30.5mm, 150ml: 32/37mm, 250ml: 32/37.5mm.

Volume: 150ml (5.1oz)

Material: Made of high quality 3.3 Borosilicate glass, Uniform wall thickness

Convenient to use: Printed graduation, Extra large marking spot

Tolerance: approximately +/- 5%

Meet Standard Specification: ASTM Specification E960, Type I requirements

Capacity: 2000ml

Graduations: 200ml, 800ml to 2000ml

Height: 280mm / 11 in (approx.)

O.D.: 165mm / 6.5 in (approx.)

High quality inert 3.3 borosilicate glass

Capacity: 500ml

Graduations: 50ml, 100ml to 500ml

O.D. x Height(mm): 101 x 176

Rubber Stopper: #7

Style: Narrow Mouth with Heavy Duty Rim