Search All
 Add to Wishlist

Dual-position caps for culture tubes

Manufacturer: Kalstein
European Certification
Model: YR1189

Price: $ 654.36


Please see in the table below the technical parameters for the available models.



Many items are an important part of an inventory in a lab. Without them, testing samples and working in any medical environment would not be impossible. Kalstein products is offering you the possibility of having the high-end tools and products for your laboratory, so that you can rely and trust that the work you are doing, is the best. This is why we are presenting you with these dual-position caps, especially designed for culture tubes, making sure your samples are completely safe.

Having the right lab material is mandatory when it comes to researches and testing samples. In addition, it is mandatory to have a complete stock of disposables and useful materials. Almost every process in any laboratory needs culture tubes in order to accomplish accurate results. Caps are other necessary items and they are especially made to avoid any leaks or any air intrusion that might compromise the samples. It is very important to make sure that area of your lab’s inventory is completely covered.

These are polyethylene caps for test tubes with O.D for 12 mm and 17 mm tubes. Polyethylene is a thermoplastic polymer, which means that this material can be heated to their melting point, cooled, and reheated again without any significant degradation, being this a great feature for you. In addition, you should know these caps are for closed samples that are not sealed. Especially the ones that usually are for microbiological procedures. Moreover, these dual-position caps permit sample aspiration. You have two options for using these caps. The first one is that you can leave the cap in a loose position for aerobic work and the second one is that you can leave it sealed for anaerobic cultures. Is great to be able to choose what to do with these caps models, giving you the possibility to enhance your lab’s productivity.

Moreover, these dual-position caps are tight so that they seal the tube for anaerobic use, for storage, transfer and centrifuge applications. When these caps fit into de tubes, they become leak-resistant. You should know that the caps come packed in a zip bag with 1000 units and 20000 per case. As a conclusion, these caps are your perfect choice for you and your company’s well-being. By purchasing these caps, you can stop worrying about your sample’s safety and reliability.

  • Made of polyethylene for test tubes with O.D. from 12mm to 17mm.
  • The closed but unsealed position where samples are maintained aerobic for microbiological procedures.
  • Fully sealed position where the cap is pushed tight to seal the tube for anaerobic use or for storage, transfer and centrifuge applications.


Parameters by Models

Dual-Position Caps