Best Lab Spinner Flasks in 2026

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

Capacity: 1000ml

Graduations: 50ml, 250ml to 1000ml

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

Capacity: 500ml

Graduations: 50ml, 100ml to 500ml

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

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.

5 Sizes 50ml 150ml 250ml 500ml 1000ml

High quality 3.3 Borosilicate glass, Uniform wall thickness

Extra large marking spot

LABORATORY FLASK: This narrow mouth conical borosilicate glass flask is ideal chemistry glassware for use in laboratories, schools, and for home and STEM activities and experiments.

SAFE & DURABLE: Offering superior heat, chemical and thermal shock resistance, the flat bottom lab glassware with heavy duty rim delivers premium strength and will not shatter easily.

CLEAR METRIC MARKINGS: A graduated metric scale in white enamel makes it easy to measure liquids and approximate contents, and the lab glass flask has a large labelling area.

Contains 1 each 50, 150 and 250ml Flask

Rubber Stopper included

High quality inert 3.3 borosilicate glass

Package contains: 1 each 50ml 150ml and 250ml glass conical flask.

Size (Diameter X Height): 50ml: 5.1cm(2.01in) x 8.5cm(3.35in); 150ml: 6.9cm(2.72in) x 12.2cm(4.8in); 250ml: 8.5cm(3.35in)X14.5cm(5.7in).

Material: these flasks of great quality are made of 3.3 Borosilicate glass, with high chemical durability and low thermal expansion, which can withstand the high temperature and thermal shocks. Microwavable and autoclavable.

500ML CAPACITY || Single Erlenmeyer Flasks with 500mL capacity and easy-to-read white enamel graduations every 100mL

INDUSTRIAL STRENGTH || Made of high quality, heavy duty, borosilicate 3.3 glass with excellent strength against breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks

SUPERIOR DURABILITY || Features uniform wall thickness ideal for heating and a reinforced rim for protection against high impacts

3 Sizes: 250ml, 100ml, 50ml, Each flask has clear scale, allowing you measure the liquid accurately.

Good Sealing: Frosted glass sealing stopper provides superior sealing. Note: Stoppers and bottles correspond one to one, not interchangeable.

Durable: Made of Borosilicate 3.3 Glass, it has high temperature resistance, acid and alkali resistance, durable to use.

Durable: Made of food grade plastic, durable, excellent quality. Pack of 3, 50ml+100ml+500ml.

Stable: The sturdy base design makes the placement more stable and reduces the measurement error.

Accurate: The scale is clear and easier to identify. Standard tick marks for precise measurements.

Disposable Spinner flask has a 70mm top cap and two 45 angled sidearms; 125mL size measures 63.5mm in diameter x 145mm height and has a maximal working volume of 75mL

Molded from USP Class VI and ISO 10993-18 polystyrene and gamma-irradiated, each spinner flask system assures a clean and sterile unit that is nonpyrogenic

Comes ready-to-use with a paddle and integrated magnet, eliminating the need for time-consuming assembly or cleaning and reassembly

Leakproof

Optically clear

Shatterproof

Leakproof

Optically clear

Shatterproof