DWK Life Sciences Silicone Sealing Ring
(GL32, VMQ, vulcanized PTFE)Silicone sealing ring VMQ for GL 32 threads, vulcanized with PTFE sleeve, autoclavable, 10 mm bore, 29 mm outer diameter.
Explore PTFE liners for chemical-resistant closure and inert sealing, foil seals for secure plate and vial protection, related accessories, and more.
Silicone sealing ring VMQ for GL 32 threads, vulcanized with PTFE sleeve, autoclavable, 10 mm bore, 29 mm outer diameter.
Silicone sealing rings with PTFE sleeve for GL 25 threads, autoclave-safe, temperature resistant up to 200°C, vulcanized for secure sealing.
Silicone gasket coated with PTFE, for screw caps made from PBT, autoclavable up to 200°C, pack of 1.

Conical ground joint clip for NS12 ground joints, made of POM, heat resistant up to 150°C, violet color, rigid, chemical resistant.
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“Spyndl saved us over 500 hours a year and reduced sourcing time by 85%. It's our go-to for reliable lab quotes.”
“We eliminated costly mismatches and saw a 30% cost reduction in our pipette orders. Centralization is a game-changer.”
“30% savings, zero guesswork—Spyndl's multi-quote approach allows us to choose the best offer every time.”
“Spyndl saved us over 500 hours a year and reduced sourcing time by 85%. It's our go-to for reliable lab quotes.”
“We eliminated costly mismatches and saw a 30% cost reduction in our pipette orders. Centralization is a game-changer.”
“30% savings, zero guesswork—Spyndl's multi-quote approach allows us to choose the best offer every time.”
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High-performance Seals and Liners play a pivotal role in biotechnology, life sciences, chemical analysis, medical research, and R&D workflows by protecting samples, preserving reagent integrity, and ensuring contamination-free storage and transport. On Spyndl’s marketplace you’ll find an expanding selection of precision-made solutions from Swiss and EU vendors, brands, and manufacturers - a constantly growing network that brings new suppliers on board to meet specialized laboratory needs. Explore PTFE Liners to find PTFE liners and other inert materials ideal for corrosive reagents.
Whether you need small volumes sealed for clinical studies or full-scale packaging for analytical chemistry, Spyndl offers two practical purchasing options: order instantly at pre-negotiated prices for immediate savings, or request that Spyndl negotiate custom prices on a case-by-case basis for tailored, personalized offers. This dual approach ensures transparent, competitive quotes with no fees or commitments, making procurement of Seals and Liners fast and reliable.
In biotech and life sciences laboratories, Seals and Liners are essential for maintaining sterile barriers on vials and sample bottles, enabling long-term storage of sensitive biomolecules and reducing risk of contamination during transport. For applications in chemical analysis and environmental testing, chemically resistant PTFE liners prevent sample adsorption and cross-contamination, improving analytical reproducibility. For related consumables, check Centrifuge Tubes for centrifuge tubes that often pair with specialized seals.
Medical research and clinical laboratories rely on reliable sealing systems to secure reagents, diagnostics, and clinical samples throughout workflows from collection to analysis. In R&D settings, seals and liners protect formulations, enable safe solvent handling, and support automated sample processing by ensuring consistent container closures. For glass vial applications, see Vials to match vials with the right closure system.
Key product choices for laboratories center on material compatibility, chemical resistance, temperature tolerance, and sealing performance. Below are the primary subcategories directly available under Seals and Liners, each designed for demanding biotech, chemical, and medical workflows:
Across biotech, life sciences, chemical, and medical sectors, product variants include pre-cut liners for septa, laminated foils with peel tabs for quick access, and reinforced composites designed for high-throughput sample handling. Selecting the right Seals and Liners tools involves evaluating solvent compatibility charts, temperature ratings, and sterilization requirements to match the instrument or container in your workflow.
Spyndl consolidates offerings from Swiss and EU manufacturers and resellers so laboratories can compare specifications, certifications, and quotes in one place. The marketplace emphasizes transparency - you can order instantly at pre-negotiated prices or ask Spyndl to negotiate custom quotes for specialized orders. This flexibility supports procurement teams in biotech, chemical, medical, and R&D organizations seeking reliable, compliant supplies of Seals and Liners.
With no fees or obligations, Spyndl streamlines purchasing processes for laboratory equipment and scientific instruments while continuously onboarding suppliers to expand choice and reduce lead times. If you require tailored packaging or custom liner materials for sensitive samples, Spyndl’s negotiation service can secure competitive quotes and personalized solutions quickly.
Spyndl’s platform aggregates detailed product information, vendor credentials, and quotes so procurement teams can make informed decisions and speed up sourcing cycles. Browse materials and specifications in context with complementary labware and consumables to optimize workflows and reduce risk - from compatible vials to centrifuge tubes that work with your sealing strategy. Discover related items like Centrifuge Tubes and Vials to assemble complete, validated sets for sample handling.
As Spyndl’s catalog grows, the marketplace increasingly supports complex R&D and production requirements with both off-the-shelf and custom-sourced options. Whether you need standardized foil seals for diagnostics or chemically inert liners for solvent-heavy assays, Spyndl connects you to quality suppliers across Switzerland and the EU to deliver competitive pricing, clear lead times, and supplier transparency for all your laboratory equipment and scientific instruments needs.