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5mL Single Neck Round Bottom Boiling Flasks Borosilicate Glass with 14/20 Standard Taper Outer Joint

Asin: B07VVZ5M4Q   |   Ean: 8492552096136


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Be Made From G3.3 Borosilicate Glass, High Hardness, Strength, Toughness And Low Inflation Rate.
High Chemical Stability - Acid And Alkali Corrosion Resistance And Various Organic Solutions.
Resistance To High Temperature And Temperature Difference, High Transparency, Easy To Observe The Change Of Solution.
Round Bottom And Harvy Wall Ensure Uniform Heating, Improve Work Efficiency And Guarantee Security.

Features

  • 5mL One neck boiling flask with 14/20 standard outer joint
  • Round bottom and harvy wall ensure uniform heating, improve work efficiency and guarantee security
  • Be made from G3.3 borosilicate glass, high hardness, strength, toughness and low inflation rate
  • Resistance to high temperature and temperature difference, high transparency, easy to observe the change of solution
  • High chemical stability - acid and alkali corrosion resistance and various organic solutions
  • See more on Amazon...

Brand: ADAMAS-BETA   |   Manufacturer: Adamas-Beta

Amazon Price: $12.99 | as of 05/14/2024 (7:12pm pst) *DETAILS
Availability: In Stock

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  #1

Kashi Scientific 5mL Centrifuge Tube w/Safe Lock Snap Cap [300/Pack] 5 mL microcentrifuge Tubes with Safety Lock, Flip Cap, Clear Tubes with Graduation, Polypropylene, Plastic Lab Snap Tubes

Asin: B0C35JVNB5

Precise Graduation: 5 Ml Centrifuge Tubes Also Have Graduation Printed Along Side The Test Tube. This Graduation Is Exact And Easy To Read. Measurements Are Convenient For Science Applications..
Reusable: These Small Tube Containers Can Be Placed On Racks And Reused..
Leak-Proof Lab Test Tubes: 5Ml Centrifuge Test Tubes Come With An Attached Polyethylene Snap Cap, Which Seals Securely And Does Not Allow Leakage To Take Place..
Easy Marking: 5 Ml Plastic Micro Centrifuge Tubes Have Designated Area For Marking And Identification. This Little Mark Tube Feature Is Convenient For Labeling Purposes On Mini Centrifuge Tubes..

Features

  • DURABLE MATERIAL: Our 5ml mini centrifuge tubes are made of high quality and high purity polypropylene material. These containers may be used as autoclave test tubes and have a max RCF of 19,300 x g.
  • EASY MARKING: 5 ml Plastic micro centrifuge tubes have designated area for marking and identification. This little mark tube feature is convenient for labeling purposes on mini centrifuge tubes.
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Brand: Kashi Scientific   |   Manufacturer: Kashi Scientific

Amazon Price: $34.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #2

ADAMAS-BETA Lab Boiling Flasks 100ml Single Neck Boiling Flasks Borosilicate Glass with 24/40 Standard Taper Outer Joint

Asin: B07VX2YJL8   |   Model: 02053467   |   PartNumber: 02053467   |   Ean: 8492552095986

Heat Resistance - 520 ℃ Resistance To High Temperature, Heavy Wall, High Transparency, Easy To Observe The Change Of Solution.
High Chemical Stability - Acid And Alkali Corrosion Resistance And Various Organic Solutions, Widely Used In Organic Chemistry,In A Distillation Or Vacuum Distillation Apparat.
Structural Design - Round Bottom Ensure Uniform Heating, With Spherical Bottoms,This Rbf Is More Resistant To Fracturing Under Vacuum, Improve Work Efficiency And Guarantee Security.
Premium Material - Made Of G3.3 Borosilicate Glass, High Hardness, Strength, Toughness And Low Inflation Rate.

Features

  • Capacity - 100ml boiling flasks, single neck boiling flask with 24/40 standard outer joint
  • Premium Material - Made of G3.3 borosilicate glass, high hardness, strength, toughness and low inflation rate
  • Heat Resistance - 520 resistance to high temperature, heavy wall, high transparency, easy to observe the change of solution
  • Structural Design - Round bottom ensure uniform heating, with spherical bottoms,this RBF is more resistant to fracturing under vacuum, improve work efficiency and guarantee security
  • High Chemical Stability - Acid and alkali corrosion resistance and various organic solutions, widely used in organic chemistry,in a distillation or vacuum distillation apparat
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Brand: ADAMAS-BETA   |   Manufacturer: ADAMAS-BETA

Amazon Price: $14.49 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #3

ADAMAS-BETA Lab Boiling Flasks 10mL Single Neck Round Bottom Boiling Flasks Borosilicate Glass with 14/20 Standard Taper Outer Joint

Asin: B07W3BKK96   |   Ean: 8492552096143

Be Made From G3.3 Borosilicate Glass, High Hardness, Strength, Toughness And Low Inflation Rate.
High Chemical Stability - Acid And Alkali Corrosion Resistance And Various Organic Solutions.
Resistance To High Temperature And Temperature Difference, High Transparency, Easy To Observe The Change Of Solution.
Round Bottom And Harvy Wall Ensure Uniform Heating, Improve Work Efficiency And Guarantee Security.

Features

  • 10mL One neck boiling flask with 14/20 standard outer joint
  • Round bottom and harvy wall ensure uniform heating, improve work efficiency and guarantee security
  • Be made from G3.3 borosilicate glass, high hardness, strength, toughness and low inflation rate
  • Resistance to high temperature and temperature difference, high transparency, easy to observe the change of solution
  • High chemical stability - acid and alkali corrosion resistance and various organic solutions
  • See more on Amazon...

Brand: ADAMAS-BETA   |   Manufacturer: Adamas-Beta

Amazon Price: $12.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #4

StonyLab Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint (5L)

Asin: B08Z38MTBQ   |   Model: B08Z38MTBQ   |   PartNumber: B08Z38MTBQ   |   Ean: 0843798171114   |   UPC: 843798171114

Made Of High Quality Glass.
Warranty: If Received Damaged, Please Contact Us Immediatel;. We Will Solve It Until Satisfied.
24/40 Center Joint.
1 Single Neck.

Features

  • Flat Bottom Boiling Flask
  • 1 Single Neck
  • Made of high quality glass
  • 24/40 Center Joint
  • Warranty If received damaged, please contact us immediatel . We will solve it until satisfied
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Brand: stonylab   |   Manufacturer: StonyLab Scientific

Amazon Price: $220.95 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #5

ADAMAS-BETA 200ml Single Neck Round Bottom Boiling Flasks Borosilicate Glass with 19/22 Standard Taper Outer Joint

Asin: B07VVXS2C9   |   Model: 02053469   |   PartNumber: 02053469   |   Ean: 8492552096099

Heat Resistance - 520 ℃ Resistance To High Temperature, Heavy Wall, High Transparency, Easy To Observe The Change Of Solution.
High Chemical Stability - Acid And Alkali Corrosion Resistance And Various Organic Solutions, Widely Used In Organic Chemistry,In A Distillation Or Vacuum Distillation Apparat.
Structural Design - Round Bottom Ensure Uniform Heating, With Spherical Bottoms,This Rbf Is More Resistant To Fracturing Under Vacuum, Improve Work Efficiency And Guarantee Security.
Premium Material - Made Of G3.3 Borosilicate Glass, High Hardness, Strength, Toughness And Low Inflation Rate.

Features

  • Capacity - 200ml boiling flasks, one neck boiling flask with 19/22 standard outer joint
  • Premium Material - Made of G3.3 borosilicate glass, high hardness, strength, toughness and low inflation rate
  • Heat Resistance - 520 resistance to high temperature, heavy wall, high transparency, easy to observe the change of solution
  • Structural Design - Round bottom ensure uniform heating, with spherical bottoms,this RBF is more resistant to fracturing under vacuum, improve work efficiency and guarantee security
  • High Chemical Stability - Acid and alkali corrosion resistance and various organic solutions, widely used in organic chemistry,in a distillation or vacuum distillation apparat
  • See more on Amazon...

Brand: ADAMAS-BETA   |   Manufacturer: ADAMAS-BETA

Amazon Price: $15.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #6

Laboy Glass 5mL Single Neck Round Bottom Boiling Flask Heavy Wall with 14/20 Joint Heating Reaction Receiving Flask Organic Chemistry Lab Glassware (Pack of 2)

Asin: B085CFK9BR

Widely Used----The Round Bottom Flask Is Widely Used In Organic Chemistry,In A Or Vacuum Apparatus ,It’S Used A A Flask And Receiving Flask With A Glass Condenser And Some Adapters Like The 3 Way Adapter,Take-Off Adapter;In A Reflux Process,It’S Used As A Reaction Flask With A Reflux Condenser.It Is Also Used As A Flask In Rotary Evaporators..
Buy With Confidence----100% 45 Day Money Back Guarantee Simply Return For A Full Refund,No Question Asked.
High Quality---Laboy Glass Condensers Are All Made Of High Quality Boroslicate Glass According To Astm E438,Heavy Wall Design,Durable And Reusable.The Ground Joints Are Precisely Grounded According To Us Standard..
Heat-Resistance Design ---With Spherical Bottoms,This Rbf Is More Resistance To Fracturing Under Vacuum, As A Sphere More Evenly Distributes Stress Across Its Surface. Laboy Glass Flasks Are Heavy Wall Designed,Made By Hand-Blowing To Ensure Uniform Wall Thickness, Made Of High-Quality Borosilicate Glass And Annealed At 800 Degree Celsius ,Can Be Heated Directly In An Open Flame And Can Withstand Typical Laboratory Thermal Variations In Chemistry Processes Like Heating And Cooling..

Features

  • STANDARD SIZE--- This round bottom flask designed with 14/20 standard taper outer joint,interchangeable,leak-free,comparing to common boiling flask without ground joint, it is convenient,safe,easy-operation in laboratory glassware setup.Capacity of 5mL.Pack of 2 pcs
  • HEAT-resistance DESIGN ---With spherical bottoms,this RBF is more resistance to fracturing under vacuum, as a sphere more evenly distributes stress across its surface. Laboy glass flasks are heavy wall designed,made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
  • WIDELY USED----The round bottom flask is widely used in organic chemistry,in a or vacuum apparatus ,it s used a a flask and receiving flask with a glass condenser and some adapters like the 3 way adapter,take-off adapter;In a reflux process,it s used as a reaction flask with a reflux condenser.It is also used as a flask in rotary evaporators.
  • HIGH QUALITY---Laboy glass condensers are all made of high quality boroslicate glass according to ASTM E438,heavy wall design,durable and reusable.The ground joints are precisely grounded according to US standard.
  • BUY WITH CONFIDENCE----100% 45 DAY MONEY BACK GUARANTEE simply return for a full refund,no question asked
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Brand: LABOY   |   Manufacturer: Laboy

Amazon Price: $13.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #7

LABALPHA Conical Centrifuge Tubes 5ml with Snap Caps, Polypropylene Centrifuge Tubes with Graduated and Write-on Spot, Non-Pyrogenic, DNase/RNase Free, 100Pcs

Asin: B09VNPPJT6   |   Model: CQ210122   |   PartNumber: CQ210122

Marking Area - 5Ml Conical Tubes With A Large Unerasable Frosting White Printed Writing Area Provide Easy And Legible Mark, And Both The Graduations And Writing Areas Are Chloroform-Resistant..
Wide Applications: Our Plastic Centrifuge Tubes Are General Used In Fields Of Biochemistry And Molecular Biology,Such As Separation And Preparation Of Various Biological Samples..
Leak-Proof - 5Ml Centrifuge Tubes Have Snap Caps, Which Is Used To Prevent Sample Leakage And It Smooth, Flat Inner Surface, No Residual Solution, Centrifuge Tubes 5Ml Is Sterilized, Non- Pyrogenic, Dnase/Rnase Free..
Easy Read - Plastic Centrifuge Tubes Easy-To-Read Graduations Are Accurate To ±2%, Start At 1Ml, 1Ml Increments, These Centrifuge Tubes Are Better For Science Experiments..

Features

  • PREMIUM MATERIAL - 5ml conical centrifuge tubes with high purity PP material and Max.RCF: 12000xg,it can autoclavable at 121 /249.8 and freezable to -80 /-176 .
  • EASY READ - Plastic centrifuge tubes easy-to-read graduations are accurate to 2%, start at 1ml, 1ml increments, these centrifuge tubes are better for science experiments.
  • MARKING AREA - 5mL conical tubes with a large unerasable frosting white printed writing area provide easy and legible mark, and both the graduations and writing areas are chloroform-resistant.
  • LEAK-PROOF - 5ml centrifuge tubes have snap caps, which is used to prevent sample leakage and it smooth, flat inner surface, no residual solution, centrifuge tubes 5ml is sterilized, non- pyrogenic, DNase/RNase free.
  • WIDE APPLICATIONS: Our plastic centrifuge tubes are general used in fields of biochemistry and molecular biology such as separation and preparation of various biological samples.
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Brand: LABALPHA   |   Manufacturer: LABALPHA

Amazon Price: $28.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #8

ADAMAS-BETA 250ml Lab Flasks Double Neck Round Bottom Beakers Science Glassware Chemistry Flask,24/40 Center Joint,14/20 Side Joint

Asin: B09MK82HVW   |   Model: 02055827   |   PartNumber: 02055827

Multiple Sizes: Capacity 5Ml, 25Ml, 50Ml, 100Ml, 250M, 500Ml, 1000Ml; Single Neck, Double Neck, Triple Neck; Neck Size 14/20, 19/22,24/40, 29/42. Various Specifications Of Lab Flasks Are Available For Your Choice..
Multi-Purpose: The Glass Flask Is Used To Collect And Measure Liquids In The Laboratory, And Can Also Be Used As A Container In Daily Life..
Exquisite Appearance: The Surface Of The Beaker Is Smooth And Strong, With High Transparency And Clear Markings..
High-Quality Craftsmanship: The Science Flask's Interface Standard Has High Dimensional Accuracy, The Grinding Mouth Is Manual Fine Grinding, The Frosting Is Fine, The Bottle Wall Is Thickened, And The Thickness Is Uniform To Make The Heating Even..

Features

  • Borosilicate glass: Borosilicate chemistry flask has high-quality characteristics expansion rate, high temperature resistance, temperature difference resistance, high strength, high chemical stability, high light transmittance, etc. It is a frequently needed item in the laboratory.
  • High-quality craftsmanship: The science flask's interface standard has high dimensional accuracy, the grinding mouth is manual fine grinding, the frosting is fine, the bottle wall is thickened, and the thickness is uniform to make the heating even.
  • Multiple sizes: Capacity 5ml, 25ml, 50ml, 100ml, 250m, 500ml, 1000ml; single neck, double neck, triple neck; neck size 14/20, 19/22 24/40, 29/42. Various specifications of lab flasks are available for your choice.
  • Exquisite appearance: The surface of the beaker is smooth and strong, with high transparency and clear markings.
  • Multi-purpose: The glass flask is used to collect and measure liquids in the laboratory, and can also be used as a container in daily life.
  • See more on Amazon...

Brand: ADAMAS-BETA   |   Manufacturer: ADAMAS-BETA

Amazon Price: $23.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #9

Deschem 5L,1-Neck,24/40,Round Bottom Glass Flask,5000ml,Laboratory Bottle

Asin: B077XVVB82   |   Ean: 6971311076135

Linear Coefficient Of Expansion------ 32×10-7/℃.
Softening Point------820℃.
Annealing Point ------560℃.

Features

  • Be Made From G3.3 Borosilicate Glass
  • Annealing Point ------560
  • Linear Coefficient of Expansion------ 32 10-7/
  • Softening Point------820
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Brand: Deschem   |   Manufacturer: Deschem

Weight: 3.31 pounds

Amazon Price: $104.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #10

Laboy Glass 5mL Single Neck Round Bottom Boiling Flask Heavy Wall with 14/20 Joint Heating Distillation Reaction Receiving Flask Organic Chemistry Lab Glassware

Asin: B018927Q0W   |   Model: HMF010301   |   PartNumber: HMF010301

Widely Used----The Round Bottom Flask Is Widely Used In Organic Chemistry,In A Distillation Or Vacuum Distillation Apparatus ,It’S Used A A Distillation Flask And Receiving Flask With A Glass Condenser And Some Adapters Like The 3 Way Distillation Adapter,Take-Off Adapter;In A Reflux Process,It’S Used As A Reaction Flask With A Reflux Condenser.It Is Also Used As A Distilling Flask In Rotary Evaporators..
Buy With Confidence----100% 90 Day Money Back Guarantee Simply Return For A Full Refund,No Question Asked.
High Quality---Laboy Glass Condensers Are All Made Of High Quality Boroslicate Glass According To Astm E438,Heavy Wall Design,Durable And Reusable.The Ground Joints Are Precisely Grounded According To Us Standard..
Heat-Resistant Design ---With Spherical Bottoms,This Rbf Is More Resistant To Fracturing Under Vacuum, As A Sphere More Evenly Distributes Stress Across Its Surface. Laboy Glass Flasks Are Heavy Wall Designed,Made By Hand-Blowing To Ensure Uniform Wall Thickness, Made Of High-Quality Borosilicate Glass And Annealed At 800 Degree Celsius ,Can Be Heated Directly In An Open Flame And Can Withstand Typical Laboratory Thermal Variations In Chemistry Processes Like Heating And Cooling..

Features

  • STANDARD SIZE--- This round bottom flask designed with 14/20 standard taper outer joint,interchangeable,leak-free,comparing to common boiling flask without ground joint, it is convenient,safe,easy-operation in laboratory glassware setup.Capacity of 5mL.
  • HEAT-RESISTANT DESIGN ---With spherical bottoms,this RBF is more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface. Laboy glass flasks are heavy wall designed,made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
  • WIDELY USED----The round bottom flask is widely used in organic chemistry,in a distillation or vacuum distillation apparatus ,it s used a a distillation flask and receiving flask with a glass condenser and some adapters like the 3 way distillation adapter,take-off adapter;In a reflux process,it s used as a reaction flask with a reflux condenser.It is also used as a Distilling flask in rotary evaporators.
  • HIGH QUALITY---Laboy glass condensers are all made of high quality boroslicate glass according to ASTM E438,heavy wall design,durable and reusable.The ground joints are precisely grounded according to US standard.
  • BUY WITH CONFIDENCE----100% 90 DAY MONEY BACK GUARANTEE simply return for a full refund,no question asked
  • See more on Amazon...

First Available: 05/18/2017

Brand: LABOY   |   Manufacturer: Laboy

Weight: 0.00 pounds

Amazon Price: $10.45 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #11

CS Labglass Single Neck Round Bottom Flask, Borosilicate Glass, 5ml with 14/20 Joint, Lab Glassware

Asin: B0D1V9HPYL

Outstanding Design: Round Bottom Design Allows For Uniform Heating And Mixing Of The Contents Inside The Flask, Improve Work Efficiency And Guarantee Security..
Wide Application: The Single Neck Flask Is Widely Used In Organic Chemistry, In Distillation, Or Vacuum Distillation Apparatus..
Package Includes: 1 Pack Round Bottom 5Ml Flask.
High Quality: Made Of High Quality Borosilicate Glass, Uniform Wall Thickness, Durable And Reusable..

Features

  • Capacity: 5ml, Single neck flask with 14/20 standard outer joint.
  • High Quality: Made of high quality borosilicate glass, uniform wall thickness, durable and reusable.
  • Outstanding design: Round bottom design allows for uniform heating and mixing of the contents inside the flask, improve work efficiency and guarantee security.
  • Package Includes: 1 Pack round bottom 5ml flask
  • Wide Application: The single neck flask is widely used in organic chemistry, in distillation, or vacuum distillation apparatus.
  • See more on Amazon...

Brand: CS Labglass   |   Manufacturer: CS Labglass

Dimensions: 2.36 x 0.98 x 0.98 Inches

Amazon Price: $11.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #12

CS Labglass,Single Neck Round Bottom Boiling Flask, 5ml with Hooks and 14/20 Joints, Chemistry, Lab Glassware

Asin: B0CM3JFTV6

Brand: CS Labglass   |   Manufacturer: CS Labglass

Amazon Price: $15.30 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #13

SHAUSE Glass Round Bottom Boiling Flask Single Neck Heavy Wall Heating Reaction Receiving Flask with 14/20 Joint, 5ml

Asin: B0BMQGCCHC

Design: The Round Bottom Ensures Uniform Heating, With A Spherical Bottom, Whose Surface Is More Evenly Distributed With Stress, More Resistant To Cracking Under Vacuum, Improving Work Efficiency And Ensuring Safety.
Wide Application: Round Bottom Flasks Are Widely Used In Organic Chemistry. In Vacuum Or Vacuum Equipment, They Are Used As Flasks With Glass Condensers And Some Adapters And Receiving Flasks.
Purpose: It Is Used On Rotary Evaporator To Increase Liquid Surface Area And Accelerate Solvent Evaporation. Finally, The Organic Matter Will Flow To The Bottom Of The Pear Shaped Bottle, Which Is Conducive To Removal And Reduces Loss..
Material: High Borosilicate Glass: High Transparency, High Hardness, Durability, Heat Resistance, High Temperature Resistance, Frosted Bottle Mouth, Durable..

Features

  • Standard size: Single neck round bottom spherical bottle is designed with standard conical external connector, and the capacity is 5mL, 10mL, 25mL, 50mL, 100ml, 125mL, 200mL, 250mL, 300mL, 500mL, 1000ml.
  • Material: high borosilicate glass: high transparency, high hardness, durability, heat resistance, high temperature resistance, frosted bottle mouth, durable.
  • Design: The round bottom ensures uniform heating, with a spherical bottom, whose surface is more evenly distributed with stress, more resistant to cracking under vacuum, improving work efficiency and ensuring safety
  • Purpose: It is used on rotary evaporator to increase liquid surface area and accelerate solvent evaporation. Finally, the organic matter will flow to the bottom of the pear shaped bottle, which is conducive to removal and reduces loss.
  • Wide application: Round bottom flasks are widely used in organic chemistry. In vacuum or vacuum equipment, they are used as flasks with glass condensers and some adapters and receiving flasks
  • See more on Amazon...

Brand: SHAUSE   |   Manufacturer: SHAUSE

Amazon Price: $9.19 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #14

SHAUSE Laboratory Flasks Chemistry Flask Borosilicate Glass Heavy Wall Round Bottom Flask with 19/22 Standard Taper Joint, 5ml

Asin: B0B7X5QNJG

Design: Thick Wall Design. There Are Two Hooks Under The Bottle Mouth, Which Can Be Connected With Stainless Steel Spring. It Is Durable, Has Good Heat Conduction, Is Not Easy To Crack When Cleaning, And Has The Advantages Of High Heat Resistance And Chemical Corrosion Resistance..
Shape Cup Bottom Design: No Handle Beaker, Simple And Generous, Stable And Thick Cup Bottom Design, Reasonable Design..
Easy To Clean: The Reusable Glass Science Flask Is Easy To Clean And Is Very Suitable For Reuse In A Busy Laboratory Environment..
High Quality Material: Made Of High-Quality Borosilicate Glass, It Has Extremely Low Coefficient Of Thermal Expansion, Good Thermal Stability, Chemical Stability And Electrical Properties..

Features

  • Standard size: complete specifications. This hook flask is designed with a standard grinding external joint, which is interchangeable, leak free, safe and easy to operate. The capacity is 5-100ml.
  • High quality material: made of high-quality borosilicate glass, it has extremely low coefficient of thermal expansion, good thermal stability, chemical stability and electrical properties.
  • Design: thick wall design. There are two hooks under the bottle mouth, which can be connected with stainless steel spring. It is durable, has good heat conduction, is not easy to crack when cleaning, and has the advantages of high heat resistance and chemical corrosion resistance.
  • Easy to clean: the reusable glass science flask is easy to clean and is very suitable for reuse in a busy laboratory environment.
  • Shape cup bottom design: no handle beaker, simple and generous, stable and thick cup bottom design, reasonable design.
  • See more on Amazon...

Brand: SHAUSE   |   Manufacturer: SHAUSE

Amazon Price: $13.00 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #15

5mL Single Neck Boiling Flask with Heavy Wall Round Bottom Standard Outer Joint 14/20

Asin: B07Z1FTWJY   |   Ean: 8492552495571

Brand: JRLGD   |   Manufacturer: JRLGD

Amazon Price: $7.90 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #16

Adamas-Beta 5mL Glass Heavy Wall Single Neck One Neck Round Bottom Flask RBF, with 14/20 Standard Taper Outer Joint-5mL

Asin: B07VJYSMX1   |   Ean: 9198015373903

Borosilicate Glass For Clarity, Strength, And Resistance To Heat And Chemicals.
14/20 Center Joint.
Round Bottom Flask.
1 Single Neck.

Features

  • 5 mL Round Bottom Flask, long-necked, flat-bottom boiling flask for heating or boiling of liquids
  • 1 Single Neck
  • Borosilicate glass for clarity, strength, and resistance to heat and chemicals
  • Round bottom flask
  • 14/20 Center Joint
  • See more on Amazon...

Brand: ADAMAS-BETA   |   Manufacturer: Adamas-Beta

Amazon Price: $7.12 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #17

Proglass Glass Single Neck Round Bottom Boiling Flask 5mL with 14/20 Joint

Asin: B07FCSW13P   |   Ean: 0796358945000   |   UPC: 796358945000

Capacity Of 5Ml.
14/20 Joints.

Features

Brand: PROGLASS   |   Manufacturer: PROGLASS

Amazon Price: $6.45 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #18

CHEM SCIENCE INC CS-F0301405 Flask, Round Bottom, Single Neck, Capacity 5 mL, Joint 14/20 (Pack of 6)

Asin: B07BZT2M24   |   Model: CS-F0301405   |   PartNumber: CS-F0301405

Joint 14/20.
Hand-Blown From Tubing To Ensure Uniform Thickness.

Features

First Available: 04/08/2018

Brand: CHEM SCIENCE INC   |   Manufacturer: Sati International Inc.

Weight: 0.00 Pounds

Amazon Price: $48.57 ($8.10 / Count) | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #19

Laboy Glass 5mL Single Neck Round Bottom Boiling Flask Heavy Wall with 14/20 Joint Heating Distillation Reaction Receiving Flask Organic Chemistry Lab Glassware (Pack of 12 pcs)

Asin: B01IQP9P7O   |   Model: HMF010301L   |   PartNumber: HMF010301L

Widely Used----The Round Bottom Flask Is Widely Used In Organic Chemistry,In A Distillation Or Vacuum Distillation Apparatus ,It’S Used A A Distillation Flask And Receiving Flask With A Glass Condenser And Some Adapters Like The 4 Way Distillation Adapter,Take-Off Adapter;In A Reflux Process,It’S Used As A Reaction Flask With A Reflux Condenser.It Is Also Used As A Distilling Flask In Rotary Evaporators..
Buy With Confidence----100% 90 Day Money Back Guarantee Simply Return For A Full Refund,No Question Asked.
High Quality---Laboy Glass Condensers Are All Made Of High Quality Boroslicate Glass According To Astm E438,Heavy Wall Design,Durable And Reusable.The Ground Joints Are Precisely Grounded According To Us Standard..
Heat-Resistant Design ---With Spherical Bottoms,This Rbf Is More Resistant To Fracturing Under Vacuum, As A Sphere More Evenly Distributes Stress Across Its Surface. Laboy Glass Flasks Are Heavy Wall Designed,Made By Hand-Blowing To Ensure Uniform Wall Thickness, Made Of High-Quality Borosilicate Glass And Annealed At 800 Degree Celsius ,Can Be Heated Directly In An Open Flame And Can Withstand Typical Laboratory Thermal Variations In Chemistry Processes Like Heating And Cooling..

Features

  • STANDARD SIZE--- This round bottom flask designed with 14/20 standard taper outer joint,interchangeable,leak-free,comparing to common boiling flask without ground joint, it is convenient,safe,easy-operation in laboratory glassware setup.Capacity of 5mL.Pack of 12pcs.
  • HEAT-RESISTANT DESIGN ---With spherical bottoms,this RBF is more resistant to fracturing under vacuum, as a sphere more evenly distributes stress across its surface. Laboy glass flasks are heavy wall designed,made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
  • WIDELY USED----The round bottom flask is widely used in organic chemistry,in a distillation or vacuum distillation apparatus ,it s used a a distillation flask and receiving flask with a glass condenser and some adapters like the 4 way distillation adapter,take-off adapter;In a reflux process,it s used as a reaction flask with a reflux condenser.It is also used as a Distilling flask in rotary evaporators.
  • HIGH QUALITY---Laboy glass condensers are all made of high quality boroslicate glass according to ASTM E438,heavy wall design,durable and reusable.The ground joints are precisely grounded according to US standard.
  • BUY WITH CONFIDENCE----100% 90 DAY MONEY BACK GUARANTEE simply return for a full refund,no question asked
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First Available: 05/18/2017

Brand: LABOY   |   Manufacturer: Laboy

Weight: 0.00 pounds

Amazon Price: $69.99 | as of 05/14/2024 (7:12pm pst) *DETAILS

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  #20

Kimble Chase KIMAX 294010-0005 Heavy Wall Round Bottom Flasks, Single 19/22 Standard Taper Neck, Borosilicate Glass, 5 ml

Asin: B00NBP01S2   |   Model: 9294010000   |   PartNumber: 9294010000

Round Bottom.
Manufactured From 33 Expansion, Low Extractable Borosilicate Glass Conforming To Usp Type I And Astm E438, Type I, Class A Requirements.
Ref: Astm Method D104.
Heavy Wall.

Features

  • Single neck with 19/22 standard taper outer joint
  • Heavy wall
  • Round bottom
  • Ref: ASTM Method D104
  • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
  • See more on Amazon...

Brand: Kimble   |   Manufacturer: Kimble Chase

Amazon Price: $36.50 | as of 05/14/2024 (7:12pm pst) *DETAILS

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