10 Best 250ml Conical Flask Glass In The Us
Best Choice1
EISCOEISCO 12PK Erlenmeyer Flasks, 250mL - Borosilicate Glass - Narrow Neck Flasks, Conical Flasks, Glass Flasks
Main highlights- SUPERIOR DURABILITY || Features uniform wall thickness ideal for heating and a reinforced rim for protection against high impacts
- MEETS DIN ISO STANDARDS || Conforms with DIN ISO 1773 standards for narrow neck conical flasks
- INDUSTRIAL QUALITY || 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
- GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use
- 250mL CAPACITY || Pack of 12 Erlenmeyer Flasks, each with 250mL capacity and easy-to-read white enamel graduations every 50mL
9.8Exceptional
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Value for Money2
OkulabOkulab Conical Flask Set, 250mL Glass Erlenmeyer Flasks, Narrow Mouth, 3.3 Borosilicate Glass Conical Flask Set (case of 6) for Lab, Classroom, Craft, Kitchen,EFNG250A6
Main highlights- Tolerance: accurate to within 5 percent
- Standard Specification: ASTM Specification E960, Type I requirements.
- Size: 34mm(O.D of flask neck), 85mm (O.D of flask bottom)
- Characteristics: Sturdy and durable, heat and corrosion resistance, acid and alkali resistance, thermal shock resistant, reusable.
- Capacity: Vol.250ml, 6pcs per set
9.6Exceptional
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3
UtileUtile Glass Erlenmeyer Flask Set, 250ml Narrow Mouth Erlenmeyer Flasks, 6pcs of Borosilicate 3.3 Glass Conical Flasks for Laboratory with Printed Graduation, 4016.0250.6
Main highlights- Industrial Strength: These flasks are made of 3.3 Borosilicate glass material, uniform wall thickness, high quality and heavy duty.
- Good Heat and Chemical Durability: These flasks will withstand repeated standard autoclave cycles of 121°C at 15 psi for 5 minutes, they are designed for heating by hot plate, flame, oven, microwave or heating mantle.
- Designed for use in professional laboratories, also ideal for classroom and home daily use.
- Conical Type and Narrow Mouth: These flasks are narrow mouth in conical type, with printed graduation and extra large marking spot.
- 250mL Capacity: 6pcs of 250ml lab glass Erlenmeyer conical flasks in total.
9.4Excellent
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4
EISCOEISCO Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations
Main highlights- OPTIMIZED MOUTH & NECK DESIGN || Optimized mouth and neck with 24.5mm inner diameter opening ensures secure fit with stopper when under pressure (stopper not included)
- INTEGRAL SIDE ARM || Conical flask with tubulated integral side arm adaptable to 3/8" internal diameter tubing
- INDUSTRIAL QUALITY || 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
- HEAVY WALL || Heavy wall design for safe use under vacuum pressure
- 250mL CAPACITY || 250mL capacity and easy-to-read white enamel graduations every 50mL
9.1Excellent
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5
EISCOEISCO Erlenmeyer Flask, 250ml - Borosilicate Glass - with PTFE Screw Cap - Conical Shape - White Graduations
Main highlights- Top rack dishwasher safe and autoclavable.
- The cap is made of polypropylene, has a PTFE liner, and is acid proof and autoclavable.
- The base diameter of the bottle is 2.75" and the overall height is 5". Please note: these are hand blown with the capacity in mind and overall dimensions can vary slightly.
- Hand blown premium borosilicate 3.3 glass.
- Designed to store liquids in the laboratory, but can be used in the home as well -- or even in a set for "potions".
8.9Very Good
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6
UtileUtile 4 Pcs 250ml Glass Erlenmeyer Flask with Blue Cap, Narrow Mouth Erlenmeyer Flasks, Borosilicate 3.3 Glass Conical Flask for Lab Experiment Chemistry Science,4016.0752.4
Main highlights- Industrial Strength: These flasks are made of 3.3 Borosilicate glass material, uniform wall thickness, high quality and heavy duty.
- Good Heat and Chemical Durability: These flasks will withstand repeated standard autoclave cycles of 121°C at 15 psi for 5 minutes, they are designed for heating by hot plate, flame, oven, microwave or heating mantle.
- Designed for use in professional laboratories, also ideal for classroom and home daily use.
- Conical Type and Narrow Mouth: These flasks are narrow mouth in conical type, with printed graduation and extra large marking spot.
- 250mL Capacity: 4pcs of 250ml lab glass Erlenmeyer conical flasks in total.
8.8Very Good
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7
QWORKQWORK Borosilicate 3.3 Glass Erlenmeyer Flask Set (50, 100 and 250ml), 3 x Graduated Conical Flask with Glass Stopper for Lab, Experiment, Chemistry
Main highlights- Package Content: Includes 3 Erlenmeyer Flasks in different sizes, meeting your needs. And safe package for good protection.
- 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.
- Application: Suitable for measuring or storing fluid in laboratory experiment, chemistry experiment etc.
- 3 Sizes: 250ml, 100ml, 50ml, Each flask has clear scale, allowing you measure the liquid accurately.
8.7Very Good
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8
LABINVOLABINVO 250ML Glass Erlenmeyer Flask, Narrow Mouth Graduated Conical Flask with Marking Spot, 6pcs of 3.3 Borosilicate Glass Flask Set, IN-EFN250
Main highlights- 5.Standard Specification: ASTM Specification E960, Type I requirements
- 4.Outer Diameter：34mm of flask neck, 85mm of flask bottom
- 3.Tolerance: approximately +/- 5%
- 2.Height: 140mm
- 1.Capacity: 250ml,6pcs
8.5Good
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9
Economy GlassEconomy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs
Main highlights- OPTIMIZED MOUTH & NECK DESIGN || Optimized mouth and neck with 24.5mm inner diameter opening ensures secure fit with stopper when under pressure (stopper not included)
- INTEGRAL SIDE ARM || Conical flask with tubulated integral side arm adaptable to 3/8" internal diameter tubing
- INDUSTRIAL QUALITY || 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
- HEAVY WALL || Heavy wall design for safe use under vacuum pressure
- 250mL CAPACITY || 250mL capacity and easy-to-read white enamel graduations every 50mL
8.4Good
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10
EISCOEISCO Erlenmeyer Flask, 250mL - Borosilicate Glass - Narrow Neck Flasks, Conical Flasks, Glass Flasks
Main highlights- SUPERIOR DURABILITY || Features uniform wall thickness ideal for heating and a reinforced rim for protection against high impacts
- MEETS DIN ISO STANDARDS || Conforms with DIN ISO 1773 standards for narrow neck conical flasks
- INDUSTRIAL QUALITY || 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
- GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use
- 250mL CAPACITY || Single Erlenmeyer Flasks with 250mL capacity and easy-to-read white enamel graduations every 50mL
8.2Good
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