SureSeal™ Screw Caps





SureSeal Screw Caps are ideal for everyday laboratory applications as well as diagnostic kit manufacturing. From standard caps in bright colors to the IntegraSeal Caps with molded O-rings, there is a perfect seal for your important solutions.
IntegraSeal Caps with Molded O-Rings
- Purity and security molded in.
- Securely bonded—the O-ring can’t fall out.
- No contamination from outsourced materials or handling.
- No possibility of double O-rings.
GripSeal Caps with Rubber Grips and Molded O-Rings
- Rubber ribs allow for effortless opening and closing—even when frozen.
- Contrasting color stripes enable easy branding or organization.
- Securely bonded—the O-ring can’t fall out.
- No contamination from outsourced materials or handling.
- No possibility of double O-rings.
Standard Screw Caps
- Easy 3⁄4 turn to open and close.
- Synthetic O-ring, except 2003.
- Available with and without attached tether.
- Wide variety of color options.
- Temperature range from -196°C to +121°C. Note: not for immersion in liquid nitrogen.
Screw Microtubes
- Designed for the perfect fit for all SureSeal Screw Caps.

IntegraSeal Caps with Molded O-Rings
Product | Shortcode | Category | |
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IntegraSeal Caps |
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IntegraSeal Caps with Tether |
GripSeal Caps with Rubber Grips and Molded O-Rings
Standard Screw Caps
Product | Shortcode | Category | |
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Screw Cap Inserts |
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Standard Cap |
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Standard Cap with Tether |
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Insertable Cap with Silicone O-ring |
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Insertable, Tethered Cap |