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The Best Labware Caps

Looking for the best Labware Caps?

Discover now our comparison of the best Labware Caps. 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 Labware Caps 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 Labware Caps 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
20mm Red Flip Top Caps-100 Pcs Aluminum-Plastic Red Caps for Glass Vial
64 Consomer Reviews
20mm Red Flip Top Caps-100 Pcs Aluminum-Plastic Red Caps for Glass Vial
  • Quantity: 100
  • Material: Aluminum-plastic
  • Size: 20mm. Used for 20mm vial and 20mm vial crimper.
  • Half tear type: This cap is half tear type, that means when you tear off the plastic cap of it, the aluminum cap will stay on the vial. Please see the picture.
  • The cap is not sterile, but can be sterilized by high temperature.
No. 2
GLOBE SCIENTIFIC 7270050 Carboy, 13.2 gal. Labware Cap. English
  • Wide 100mm mouth for use with solids, powders, and overhead mixing equipment
  • Integrated wide handles facilitate easy carrying and pouring, even when wearing gloves
  • Easy to read, molded graduations
  • LDPE maintains flexibility and shatterproof safety down to -75°C
No. 3
Pastein Blue GL45 1-Port Safety Filling Cap with One Hole for Glass Bottles, 1/8 Inch OD Tubing, Complete Kit (Case of 2)
  • Screw cap with silicone plug, fit GL 45 neck size bottle
  • Cap Material: Polypropylene(PP) and PTFE insert, autoclavable
  • Cap O.D.: 54mm
  • Cap I.D.: 45mm
  • Silicone adapter is elastic and seals both bottle and tubings tight
No. 4
PATIKIL 13mm Flip Off Caps, 200 Pcs Flip Off Caps Flip Off Seals Flip Off Vial Seals Plastic Aluminum Caps Cover for Glass Vial Laboratory, Yellow
  • Caps material: Aluminum, Plastic; Suitable for: 13mm Glass Vial; Inside diameter: 13mm; Outer diameter: 15mm; High: 8mm
  • Advantage:The cover is smooth and burr-free after opening, and the cotton will not get caught .
  • Aluminum plastic caps are suitable for oral liquid bottles, original solution bottles, essential oil bottles, freeze dried bottles, etc.
  • Instruction : The flip off seal can withstand high temperatures. This cover is fully tear-off, and when you tear off its plastic cover, the aluminum cover becomes unusable.
  • NOTE: Our store has flip off caps of different styles, sizes and colors to choose from.
No. 5
GreenHealth Phenolic Cone Lined Caps, Fits Bottle Neck Size 20/400 (Pack of 24)
  • Phenolic Cone Lined Caps fits bottle neck size 20-400
  • Pack of 24
No. 6
Wilmad 521-ASST-100 Lab Glass Disposable Caps for 5 mm OD NMR Tubes (Pack of 100)
  • Fits all 5mm O.D. NMR tubes
  • Assorted colors help track different samples
  • Colors included, Black, Blue, Green, Orange, Purple, and White
  • Manufactured from Ethylene Vinyl Acetate (EVA)
SaleNo. 7
100 Pcs Caps for Empty Juice Bottles, Tamper Seal Lids 38 mm Plastic Bottle Caps Container Lids Bottle Caps for Crafts DIY, 4, 8,12, 16, and 32 oz Container(Black)
  • Sufficient Quantity for Your Use: you will get 100 pieces of plastic bottle caps in black color; Ample quantity can meet your various uses and replacements, for better seal
  • Suitable for: the bottle lids measure 38 mm/ 1.5 inch in diameter 16.6 mm/ 0.653 inch in height, suitable for 4 oz, 8 oz, 12 oz, 16 oz and 32 oz containers, as long as the opening of the bottle is 1.5 inch wide, these caps will fit, please measure carefully before buying
  • Lightweight and Safe: adopting quality plastic material, these bottle caps for crafts are reliable and safe, lightweight and portable, easy to carry and collect, you can use them with confidence
  • Tamper Proof Seal: with a tamper proof seal design, the water bottle caps are convenient for you to make sure no one has opened the bottles, better storage
  • Wide Usages: these empty juice bottles caps are simple for you to sealing milk, juice, water, soda and so on, you can take them whenever you want when you need a drink, also can be regarded as DIY accessories, use your creativity and imagination
No. 8
Ks-Tek 5pcs GL45 Screw Caps with Pouring Ring for Laboratory Glass Bottles, Polypropylene, 45 mm (Red)
  • With Pouring Ring
  • Various colors available GL45 Screw Cap
  • Package of 5pcs
  • Can fit to all reagent bottles from different brand(GL45)
  • Max 140°C
No. 9
Scientific Labwares Disposable Punch Biopsy with Protective Cap, 1.0mm, Sterile, Single Punch Blade, Indivdually Packed (Box of 10)
  • Seamless, razor sharp stainless steel blades
  • Diameter reading for quick identification
  • Conveniently packaged in peel-apart envelope
  • Ribbed, hollow handle provides easy specimen retrieval and composure
  • Supplied with blade cover for user protection
No. 10
GLOBE SCIENTIFIC 7270020 Carboy, 5.28 gal. Labware Cap. English
  • Wide 100mm mouth for use with solids, powders, and overhead mixing equipment
  • Integrated wide handles facilitate easy carrying and pouring, even when wearing gloves
  • Easy to read, molded graduations
  • LDPE maintains flexibility and shatterproof safety down to -75°C

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Last update on 2025-03-14 / Affiliate links / Images from Amazon Product Advertising API