Tube Caps and Closures

Tube Caps and Closures
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Kartell™ Finned Plug for Disposable Tubes
Designed with flexible fins to create a snug fit.

Material | Polyethylene |
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Gosselin™ Tube Closures
Suitable for different usage of tubes and applications. Gosselin™ Tube Closures are offered in straight, winged, skirted, or screw cap styles and are manufactured from PE plastic.

Material | LDPE |
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Fisherbrand™ Plastic Lock Bacti Caps
Made from chemically resistant virgin plastic, Bacti-Caps™ provide a firm, positive culture tube closure allowing a controlled gas interchange. They are ideal for use in science, research, and other laboratories.
Fisherbrand™ Plastic Lock Bacti Caps
Made from chemically resistant virgin plastic, Bacti-Caps™ provide a firm, positive culture tube closure allowing a controlled gas interchange. They are ideal for use in science, research, and other laboratories.
For Use With (Equipment) | Test Tubes |
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Material | Plastic |
Size (Metric) | 25 mm |
Autoclavable | Autoclavable |
Disposable | Reusable |
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Product Type | Push Cap |
Material | Polypropylene |
Autoclavable | Autoclavable |
Sterility | Non-sterile |
CORNING GOSSELIN™ Tube Cap, Winged Plugs
CORNING GOSSELIN™ Tube Cap, Winged Plugs are produced via injection molding using virgin plastics that comply with current environmental standards and are vertically ribbed for easier grip.

Fisherbrand™ Snap Caps
Made from chemically resistant virgin plastic, Bacti-Caps™ provide a firm, positive culture tube closure allowing a controlled gas interchange. They are ideal for use in science, research, and other laboratories.
Fisherbrand™ Plastic Lock Bacti Caps
Made from chemically resistant virgin plastic, Bacti-Caps™ provide a firm, positive culture tube closure allowing a controlled gas interchange. They are ideal for use in science, research, and other laboratories.
For Use With (Equipment) | Test Tubes |
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Product Type | Lock Bacti Cap |
Quantity | 100 Pack |
Material | Plastic |
Size (Metric) | 13 mm |
Autoclavable | Autoclavable |
Corning™ Black Phenolic Threaded Screw Caps with PTFE Liners
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program

This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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Made from fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Corning™ Black Phenolic Threaded Screw Caps with PTFE Liners provide a highly inert sealing face.

Product Type | Screw Cap |
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Color | Black |
Tip Material | PTFE, Rubber |
Material | Phenolic |
Autoclavable | Autoclavable |
Liner Material | PTFE |
Labcon Overfit Caps for Culture Tubes
Secure, liquid-tight seal for plastic and glass culture tubes. Available in sizes that fit 10 mm, 12 mm, 13 mm, and 16 mm round bottom culture tubes.

Disposable | Single-use |
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Clean Claims | ATP, RNase/DNase and Endotoxin Free (non-pyrogenic) |
Pre-sterilized | No |
For Use With (Equipment) | Culture Tubes |
Product Type | Overfit Cap |
Packaging | 1000/Bag, 10 Bags/Cs. |
Certifications/Compliance | ISO 9001:2015; FDA CFR21 GMP; CE IVD Conformity |
For Use With (Application) | Protocols that require centrifugation, agitation, and refrigeration |
Autoclavable | Not Autoclavable |
Sterility | Non-sterile |
Corning™ Phenolic GPI Screw Caps for Disposable Culture Tubes
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program

This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
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With white rubber liner

For Use With (Equipment) | Culture Tubes |
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Product Type | Screw Cap |
Color | Black |
No. per Case | 1000/Cs. |
Material | Phenolic |
No. per Pack | 1000/Pk. |
Autoclavable | Autoclavable |
Liner Material | Rubber |
Labcon Plug Style Caps for 12 x 75 mm Culture Tubes
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program

This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program
Cap includes flutes to securely grip sides of tubes

Disposable | Single-use |
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Clean Claims | ATP, RNase/DNase and Endotoxin Free (non-pyrogenic) |
Length (Metric) | 75 mm |
Pre-sterilized | No |
For Use With (Equipment) | Tubes |
Product Type | Tube Plugs |
Closure Size | 13 mm |
Material | Polyethylene |
Certifications/Compliance | ISO 9001:2015; FDA CFR21 GMP; CE IVD Conformity |
For Use With (Application) | Centrifugation; For Cell Culture and General Laboratory Use |
Autoclavable | Not Autoclavable |
Sterility | Non-sterile |
Corning™ Phenolic Screw Threaded Caps
These caps are fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving. Caps have a glued-in, white rubber liner.
For Use With (Equipment) | Culture Tubes |
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Product Type | Screw Cap |
Color | Black |
Material | Phenolic |
Autoclavable | Autoclavable |
Liner Material | Rubber |
Thermo Scientific™ Universal Test Tube Plug Caps
Greener Choice Product
This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program

This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program
For plastic or glass test tubes.