The Best 24/40 Stopper of 2020 – Reviewed and Top Rated

2,616 Reviews Scanned

Rank No. #1
StonyLab Glass Hex Head Hollow Glass Stopper, Hexagonal Head Glass Hollow Stopper for 24/40 Outer Joint Glass with Closed Bottom (5 Packs)
  • 24/40 Outer Joint.
  • Hollow glass stopper.
  • Hexagon Head Stopper. Convenient to clean and rotate, and side grooves can prevent slippage.
  • Borosilicate Glass, Heavy Duty Design, Reusable & High quality.
  • StonyLab ensures high quality and premium customer service.
Rank No. #2
StonyLab Glass Penny Head Glass Hollow Stopper for 24/40 Outer Joint Glass, with Closed Bottom (5 Pack)
  • 24/40 Joint
  • Penny-Head stopper
  • Hollow glass stopper
  • Borosilicate Glass, Heavy Duty Design, Reusable & High quality
  • StonyLab ensures high quality and premium customer service
Rank No. #3
Laboy Glass Penny Head Hollow Glass Stopper for 24/40 Outer Joint in Distillation Apparatus Organic Chemistry Lab Glassware (Pack of 5)
  • Penny head hollow glass stopper,with closed bottom and taper ground male joint.
  • INTERCHANGEABLE--The glass stopper has a 1:10 taper, it can fit any glassware with female joint which has the same taper and same outside diameter as long as the apparatus to which they are attached does not interfere.This stopper is With interchangable 24/40 male joint fit for 24/40 or 29/42 glass
  • Used to close glassware items like flasks,separatory funnels,cylinders
  • Laboy glassware 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.
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.
Rank No. #5
StonyLab Glass Hex Head Hollow Glass Stopper, Hexagonal Head Glass Hollow Stopper for 24/40 Outer Joint Glass with Closed Bottom (1 Pack)
  • 24/40 Outer Joint.
  • Hollow glass stopper.
  • Hexagon Head Stopper. Convenient to clean and rotate, and side grooves can prevent slippage.
  • Borosilicate Glass, Heavy Duty Design, Reusable & High quality.
  • StonyLab ensures high quality and premium customer service.
SaleRank No. #6
Hollow Glass Stopper 24/40 Standard Taper Joint Stopper Ground Joint Stopper, Thick Borosilicate 3.3, Pack of 5
  • These hollow full length 24/40 Standard Taper joint stoppers are closed at the bottom. They are interchangeable with standard taper joints of the same size.
  • These hollow stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs.
  • A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage.
  • The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination.
  • 100% MONEY BACK GUARANTEE - We want you to be 100% Satisfied with your purchase. Absolutely no risk. Give our product a try by ordering today.
Rank No. #7
YMLAB Penny Head Glass Stopper Lab Caps 24/40 5PCS
  • 24/40 Joint: Used for Joint 24/40. Full length 24/40 Standard joint stoppers are closed at the bottom.
  • Penny Head Stopper: Comfortable for your hands.
  • Hollow glass stopper with closed bottom. These hollow stoppers are light in weight, and very strong to reduce chipping and breakage, thus minimizing replacement costs.
  • Made of Borosilicate Glass 3.3: Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • 5PCS: 5 pcs stoppers in each package.
Rank No. #8
StonyLab Glass Penny Head Glass Hollow Stopper for 24/40 Outer Joint Glass, with Closed Bottom (1 Pack)
  • 24/40 Joint
  • Penny-Head stopper
  • Hollow glass stopper
  • Borosilicate Glass, Heavy Duty Design, Reusable & High quality
  • StonyLab ensures high quality and premium customer service
Rank No. #9
GSC International 4007-GS Distilling Glass Stopper with 24/40 Ground Joint
  • With 24/40 Ground Joint
  • Made of Glass
  • Sold in each
  • Easy handling
  • Efficient
Rank No. #10
StonyLab Solid Rubber Stoppers, 10-Pack 4# White Tapered Lab Seal Rubber Stopper from Size 000# to 12# for Lab Chemistry, Fits All StonyLab Glassware with 24/40 Joint
  • Our StonyLab White Rubber Stoppers provide exceptional seal for many applications. Fits all StonyLab flat bottom boiling flask, recovery flask rotary evaporator flask, round bottom flask, conical separatory funnel, narrow mouth erlenmeyer flasks
  • Available in whole sizes 000# through 12#. Please read the dimension description image carefully before making a decision (might have 1mm measurement error)
  • Exhibit excellent resilience and retain pliability over a long period
  • Please note these rubber stoppers are NOT food grade
  • StonyLab ensures high quality products and premium customer service. If received damaged, please contact us immediately. We will solve it until satisfied

Last update on 2020-05-06 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 24/40 Stopper.
  7. Product Quality: You don’t always get what you pay for with an 24/40 Stopper, sometimes less, and sometimes more.
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