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Sani-Tech Silicone Stoppers

Sani-Tech ultra-pure platinum-cured silicone stoppers outperform standard neoprene and rubber stoppers in critical laboratory and process applications.

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Sani-Tech Silicone Stoppers

These long-life silicone stoppers are fully autoclavable and sterilizable and will not crack, spallate or invoke particle migrations that can cause process or product contamination. All Sani-Tech silicone stoppers can be supplied in a solid configuration or with cored holes for use with dip tubes or vents. Custom identification markings can also be supplied to help differentiate supply lines.

  • Ultra-pure biopharmaceutical-grade silicone stoppers
  • Unsurpassed surface smoothness
  • Resists cracking and spallation
  • No particle migration
  • Autoclavable and sterilizable
  • Imparts no taste or odors
  • Custom identification and color options
  • Meets USP Class VI and FDA criteria


  • Solution and media bottles
  • Glass and plastic carboys and vessels
  • Process and storage procedures
  • Laboratory apparatus

At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being an ISO 9001 facility, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance.

img ‰ files/ISO_9001_Quality_Management_System_Certified.png ¶ url ‰ iso-certificate ¶ cta ‰ View Certificate ¶ txt ‰ At Liquidyne, we prioritize our commitment to quality and consistency. In 2017 we achieved ISO 9001:2015 Quality Management System certification to ensure we can repeatedly deliver consistently high-quality products and solutions. Being an ISO 9001 facility, together with our USP Class VI Testing, ASME Bioprocessing Equipment (BPE), and EHEDG certification guarantee, we have the methodologies to assure quality. We will quickly and accurately rectify any issues if any of our products are ever in non-conformance. ¶
Testimonial from Process Development Manager

"Thanks so much! What a quick turn around. It is a pleasure working with Liquidyne."

Process Development Manager

Testimonial from Vice President, Analytical Development and Manufacturing

"I received the cart yesterday, thanks for the fast delivery! It feels sturdy. I sat on it. It does not bounce. It is also easy to clean and wipe or wash down."

Vice President, Analytical Development and Manufacturing

Testimonial from Chemical Engineer

"Thanks again for reacting so quickly and meeting me halfway with the element. We will be able to get installed and have things keep moving overnight with the night crew. The little things like this are always greatly appreciated when working with Liquidyne."

Chemical Engineer

Testimonial from VP Antibody Manufacturing

“This pump cut our processing time from 3 days to 1 shift. I’m not giving this pump back. You will have to come and get it if you want it... and that won’t likely happen.”

VP Antibody Manufacturing

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