Best Corning Lab Flasks in 2026

Daisy
Last Updated: Feb 7, 2026

At a Glance: Our Top Picks for Corning Lab Flasks

StonyLab Glass 2000ml Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 2000ml
#TOP1
Stonylab Glass 2000Ml Heavy Wall Single Neck Flat
9.7
PM SCORE
StonyLab Glass 500ml Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 500ml
#TOP2
Stonylab Glass 500Ml Heavy Wall Single Neck Flat
9.7
PM SCORE
StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml
#TOP3
Stonylab Glass 500Ml Heavy Wall Borosilicate Glass Filtering
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Corning Lab Flasks of 2026

Market Overview
Corning Lab Flasks Reviewed
  • Reviews Analyzed: 1519 Items
  • PM Avg. Rating: 6.5 / 10
16 Products Evaluated
  • Highest Price: $149.99
  • Lowest Price: $12.59
  • Avg. Price: $45.09

Stonylab Glass 2000Ml Heavy Wall Single Neck Flat Bottom Boiling Flask, With 24/40 Standard Taper Outer Joint, 2000Ml

STONYLAB
FBF-1NECK-GLASS
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

2000ml Flat Bottom Boiling Flask

1 Single Neck

Made of high quality glass

24/40 Center Joint

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

Stonylab Glass 500Ml Heavy Wall Single Neck Flat Bottom Boiling Flask, With 24/40 Standard Taper Outer Joint, 500Ml

STONYLAB
US-FBF-1NECK-GLASS-500ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

500ml Flat Bottom Boiling Flask

1 Single Neck

Made of high quality glass

24/40 Center Joint

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

Stonylab Glass 500Ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck With Tubulation, 500Ml

STONYLAB
US-FILTERFLASK-500ML-GLASS-1PK
0.57 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Used for pressure filtration; or to increase flow rate when some concentrated solutions are slow or difficult to filter under normal pressure

Made of borosilicate glass; capacity: 500 milliliters

Flasks have a narrow mouth and tooled top finish

Special notice: As this item is handmade, please allow an error range of 2~3mm

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

#TOP4

Stonylab Glass 100Ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck With Tubulation, 100Ml

STONYLAB
US-FILTERFLASK-100ML-GLASS-1PK
0.13 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Used for pressure filtration; or to increase flow rate when some concentrated solutions are slow or difficult to filter under normal pressure

Made of borosilicate glass; capacity: 100 milliliters

Flasks have a narrow mouth and tooled top finish

Special notice: As this item is handmade, please allow an error range of 2~3mm

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

#TOP5

Stonylab 2-Pack Glass 50Ml Heavy Wall Narrow Mouth Erlenmeyer Flasks With Heavy Duty Rim - (50Ml Fits With Stonylab 4# Rubber Stopper)

STONYLAB
ZXP-2PK-GLASS-50ML
0.35 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

2 Pack; Capacity is 50/100/250/500mL

Material is Borosilicate Glass

High quality material and perfect handcraft

StonyLab is focused on providing high quality lab supply and superior customer service

#TOP6

Stonylab Glass 250Ml Heavy Wall 2 Neck Round Bottom Flask Rbf, With 24/40 Center And Side Standard Taper Outer Joint - 250Ml

STONYLAB
US-RBF-2NECK-GLASS-250ML
0.53 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Round Bottom Flask

2 Angled Neck

24/40 Center Joint in the central and side

Made of borosilicate glass

Stonylab 1000Ml Glass Single Neck Round Bottom Flask Rbf, With 24/40 Standard Taper Outer Joint - 1L (1 Liter)

STONYLAB
US-RBF-1NECK-GLASS-1000ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Widely used as heating and reaction vessel in chemical experiments

Round Bottom Flask

Single Neck 24/40

Made of borosilicate glass

Stonylab Glass 250Ml Heavy Wall Single Neck 1 Neck Round Bottom Flask Rbf, With 24/40 Standard Taper Outer Joint – 250Ml

STONYLAB
US-RBF-1NECK-GLASS-250ML
0.51 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Widely used as heating and reaction vessel in chemical experiments

Round Bottom Flask

Single Neck 24/40

Made of borosilicate glass

Stonylab Glass 2000 Ml Short Neck Round Bottom Flask, Borosilicate Glass Single Neck Heavy Wall Flask Rbf With 24/40 Standard Taper Outer Joint (2000 Ml)

STONYLAB
SHORTNECK-RBF-2000ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Round Bottom Flask, Short Neck

Made of Borosilicate glass

Single Short Neck with 24/40 joint

Capacity: 2000 ml

StonyLab ensures high quality products and premium customer service

#TOP10

Stonylab Glass 500Ml Heavy Wall 2 Neck Round Bottom Flask Rbf, With 19/22 Center And Side Standard Taper Outer Joint - 500Ml

STONYLAB
RBF-2NECK-19/22-GLASS-500ML
0.26 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

500 mL Round Bottom Flask

2 Angled Neck

19/22 center joint and 19/22 side joint

Made of high quality glass

Warranty: If received damaged, please contact us immediately; We will solve it until satisfied

Stonylab Borosilicate Glass 25Ml Heavy Wall Single Neck Recovery Flask Rotary Evaporator Flask, With 24/40 Outer Joint - 25Ml

STONYLAB
REF-1NECK-24/40-GLASS-25ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

25 mL Heavy Wall Recovery Flask Rotary Evaporator Flask

1 Single Neck

Made of high quality glass

24/40 Center Joint

Warranty: If received damaged, please contact us immediately; We will solve it until satisfied

Stonylab Dewar Flask, Hemispherical Borosilicate Glass Dewar Flask With Aluminum Base, 90Mm Interior Depth And 94Mm Interior Diameter For Laboratory - 250Ml

STONYLAB
DEWARFLASK-250ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Capacity: 250 ml. Hemispherical

Interior Depth: 90mm, Interior Diameter: 94mm

Made of silvered Borosilicate glass with vacuum pumped and aluminum base

Could be used for liquid Nitrogen

StonyLab ensures high quality products and premium customer service; If received damaged, please contact us immediately; We will solve it until satisfied

Stonylab Glass Volumetric Flask Class A With Glass Stopper, Borosilicate Glass Heavy Wall Volumetric Flask Tolerance ±0.03 Ml, 25 Ml

STONYLAB
VOLUMETRICFLASK-25ML
1.50 X 1.50 X 5.24 Inches
0.09 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Class A volumetric flask with glass stopper for configuring accurate solutions of certain substance concentration in the laboratory

1 Pack; Made of Borosilicate glass

Capacity: 25 ml; Tolerance ±0.03 ml

Made by hand blowing to ensure achieving the best performance

StonyLab ensures high quality products and premium customer service; If received damaged, please contact us immediately; We will solve it until satisfied

Stonylab Glass 50Ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck With Tubulation, 50Ml

STONYLAB
US-FILTERFLASK-50ML-GLASS-1PK
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Used for pressure filtration; or to increase flow rate when some concentrated solutions are slow or difficult to filter under normal pressure

Made of borosilicate glass; capacity: 50 milliliters

Flasks have a narrow mouth and tooled top finish

Special notice: As this item is handmade, please allow an error range of 2~3mm

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

Stonylab Recovery Flask, Heavy Wall Single Neck Borosilicate Glass Rotary Evaporator Flask With 24/40 Standard Taper Outer Joint, Pear-Shaped Lab Flask, 100 Ml

STONYLAB
LX-REF-1NECK-24/40-100ML
2.36 X 2.36 X 4.72 Inches
0.18 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

100 ml Heavy Wall Recovery Flask; ideal for use with rotary evaporators for rotary evaporation and solution recovery

1 Single Neck; 24/40 Center Joint; pear-shaped

Heavy duty, durable, reusable

Made of durable borosilicate glass

Warranty: StonyLab 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied

Stonylab Dewar Flask, Cylindrical Form Borosilicate Glass Dewar Flask With Aluminum Base, 210Mm Interior Depth And 70Mm Interior Diameter For Laboratory, 665Ml

STONYLAB
DEWARFLASK-LONG-665ML
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
J&D Tech 9.92

Features

Capacity: 665ml; Cylindrical

Interior diameter: 70mm; interior depth: 210mm

Could be used for liquid Nitrogen

Made of double-walled Borosilicate glass; StonyLab Dewar Flask is furnished with aluminum base; fully silvered and vacuum pumped; a cushioned plastic rim is added to the bottom for more protection

StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied

Top 10 lab flasks Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Stonylab 16

Top 10 lab flasks Brands Pie Chart


We've carried out a comprehensive analysis of 1,519 reviews on lab flasks, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select lab flasks priced around $45.09, with top brands including microlit, karter scientific, corning, qwork and eisco and united scientific supplies

Our team of expert editors reviewed these high-quality items and handpicked the top 16 lab flasks for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include microlit usa, lake charles manufacturing, qwork and hbarsci and amazon.com .

We are dedicated to assisting our users in finding the right flasks Products based on their needs, saving them considerable time when choosing which lab flasks to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.