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The Best Lab Corks

Looking for the best Lab Corks?

Discover now our comparison of the best Lab Corks. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Lab Corks are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Lab Corks in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
SWONES Laboratory Flask Cork Stand - Lab Flask Support Cork Stand,Cork Flask Holder,Mat Ring Holder for Round Bottom Flasks,5 Sizes for 10ml-2000ml Flasks (80mm/3.15in-140mm/5.51in, 5)
  • 【HIGH-QUALITY MATERIAL】 Select high-quality, environment-friendly and high-density synthetic cork. and the thickness is 30mm/1.18in.
  • 【COMPLETE SPECIFICATIONS】5 different sizes of cork flask holders, Providing excellent support to 10ml - 2000ml round bottom flasks.
  • 【HIGH QUALITY CORK FLASK HOLDER】Featured with acid and alkali resistance, heat resistance, heat insulation.Order with confidence and enjoy.
  • 【PLACE STABLY】The laboratory flask cork stand has good elasticity, strong friction coefficient, keeping round bottom boil flasks upright!Stop them from rolling around.
  • 【WIDE APPLICATION】Used in various laboratories, chemistry classrooms,hospital,Chemical plant,Home lab.
No. 2
Frey Scientific 586695 Natural Cork, 16mm Top Diameter, 12mm Bottom Diameter, #4 Size (Pack of 100)
  • Size 4 rubber stopper for sealing containers (sold separately)
  • XX-grade coarse-grained stopper may include some irregularities
  • Cork for corrosion resistance
  • 16mm top diameter and 12mm bottom diameter
  • Package contains 100 stoppers
No. 3
SUCOHANS 2 Count 4.3' Diam. Lab Flask Support Cork Stand 110mm for 250-2000mL Flasks
82 Consomer Reviews
SUCOHANS 2 Count 4.3" Diam. Lab Flask Support Cork Stand 110mm for 250-2000mL Flasks
  • Flask support firmly holds 250-2000 mL round bottom flasks, and its outer diameter is 110 mm.
  • The flask support Cork is made of high quality cork, very good elasticity, strong heat and electrical insulation, friction resistance.
  • The Flask support is non-toxic, tasteless, small proportion, not easy to get fire,eco-friendly product.
  • Used for holding your flasks or other spherical bottom containers from failing easily.
  • 2pcs 110*60mm Laboratory Flask Cork Stand Lab Supply Article
No. 4
10PK Cork Stoppers, Size #6-13mm Bottom, 19mm Top, 24mm Length - Tapered Shape, Natural Bark Material - Great for Household & Laboratory Use - Eisco Labs
25 Consomer Reviews
10PK Cork Stoppers, Size #6-13mm Bottom, 19mm Top, 24mm Length - Tapered Shape, Natural Bark Material - Great for Household & Laboratory Use - Eisco Labs
  • CORK STOPPERS || Pack of ten, premium quality cork stoppers
  • SIZE #6 || Each stopper measures 24mm in length, has a base diameter measuring 13mm, and a top diameter measuring 19mm. Ideal for bottles, flasks and tubes with a mouth/opening measuring 14-18mm in diameter
  • VERSATILE || Useful for scientific applications, including sealing bottles, flasks and test tubes. Great for household use - for homebrewing, sealing opened wine or beer bottles, spice rack vials, creative projects, DIY corkboards and mats, fishing and more
  • DURABLE || Corks are made of durable, natural bark material. The reliable construction will not crumble or break easily
  • DESIGNED FOR PROFESSIONAL LABORATORIES || Designed for use in professional laboratories, but are suitable for use in the classroom, home or garage
No. 5
Frey Scientific - 586713 Natural Cork, 14mm Top Diameter, 11mm Bottom Diameter, #3 Size (Pack of 100)
28 Consomer Reviews
Frey Scientific - 586713 Natural Cork, 14mm Top Diameter, 11mm Bottom Diameter, #3 Size (Pack of 100)
  • Sold as a Pack of 10
  • What a fun way to practice writing skills
  • Kids will love these magnetic sentence strips
  • Strips are ruled to aid in proper letter and word placement
  • Watch students beam with pride as they bring their completed strip up to the board for all to see
No. 6
Cork Stoppers, Size 4, XXX Quality, Karter Scientific 19A4 (Pack of 25)
  • Cork Stoppers: Size 4 (XXX Quality)
  • Top Diameter: 15.8mm
  • Middle Diameter: 13.6mm
  • Bottom Diameter: 11.9mm
  • Length: 20.6mm
No. 7
OLYCRAFT Lab Flask Support Cork Stand 5 Sizes in Diameter 80mm~140mm Laboratory Flask Cork Stand Cork Flask Holder for Round Bottom Flasks
  • 【Package & Size】-- 5 different sizes of cork flask holders, each size is 1pcs, please see the picture for the detailed size.
  • 【High Quality Cork】-- Acid and alkali, anti-corrosion ability,Eco-friendly,non-flammable and strong impermeability.
  • 【Multiple Functions】-- Applied to make a flask stand to prevent falling, Waterproof and acid-alkli resistant.
  • 【Portable Cork】-- Good workmanship, lightweight, and compression resistance and portable to carry around.
  • 【Stable Base】-- The cork has a slight grainy surface and with suitable friction coefficient. It will not slip when placed in a round-bottomed container. It is a safe and reliable choice.
No. 8
10PK Cork Stoppers, Size #0-7mm Bottom, 10mm Top, 13mm Length - Tapered Shape, Natural Bark Material - Great for Household & Laboratory Use - Eisco Labs
  • CORK STOPPERS || Pack of ten, premium quality cork stoppers
  • SIZE #0 || Each stopper measures 13mm in length, has a base diameter measuring 7mm, and a top diameter measuring 10mm. Ideal for bottles, flasks and tubes with a mouth/opening measuring 8-9mm in diameter
  • VERSATILE || Useful for scientific applications, including sealing bottles, flasks and test tubes. Great for household use - for homebrewing, sealing opened wine or beer bottles, spice rack vials, creative projects, DIY corkboards and mats, fishing and more
  • DURABLE || Corks are made of durable, natural bark material. The reliable construction will not crumble or break easily
  • DESIGNED FOR PROFESSIONAL LABORATORIES || Designed for use in professional laboratories, but are suitable for use in the classroom, home or garage
No. 9
uxcell Lab Flask Support Cork Stand 140mm Diameter Round Bottom Holder for 1000ml-5000ml Flasks
  • Use for Flasks: 1000ml - 5000ml; Inner Diameter: 98mm / 3.86inch; Dimension: 140 x 30mm / 5.51 x 1.18inch (D*H)
  • Providing excellent support to 1000ml - 5000ml round bottom flasks, convenient and practical.
  • Made of cork material, Good elasticity, Large Friction coefficient, Strong heat and electrical insulation.
  • Durable and sturdy, its funnel design allows for accommodate different size flasks.
  • Perfect for holding your flasks or other spherical bottom containers from falling easily.
No. 10
ADAMAS-BETA Cork Borer Set Lab Cork Rubber Stopper Hole Borer Manual Hole Punch, 3.5mm-16mm, Set of 7 Pieces
  • A set of hole punches has 7 different hole diameters, 3.5mm(solid)/6mm/8mm/10mm/12mm/14mm/16mm
  • Made of durable metal, unique in design, precise in force and will not hit the partial position
  • The solid rod is used to push out the remaining rubber in the hole borer.
  • The hole puncher is suitable for punching holes for rubber plugs and inserting glass tubes for experimental equipment for collecting gas
  • The rubber stopper hole punch must be perpendicular to the horizontal plane of the stopper to avoid skewing the punched hole. Rotate in the same direction instead of rotating back and forth.

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