Choose these tubes, which available in conical and free-standing designs when seeking secure, short-term sample storage in low temperatures.

Note: Image is representative only. It shows colored caps, but all of the tubes in this offering come with Natural caps; there are no color cap options.

Designed fo aerobic microbiology and cell culture. The Pyrex™ polypropylene screw cap with PTFE membrane is gas permeable while providing a tight seal.

Tube volumes from 5 to 10mL

Use these screw caps with specimen tubes. S Murray™ Screw Caps For Specimen Tubes feature black polyethylene construction with an aluminum faced liner.

Polypropylene Screw Caps, For Use With: For T101/V5, Black, Closure Type: Screw Cap, No. per Case: 264Pack, No. per Pack: 264Pack, Packaging: 264Pack, Quantity: 264Pack

Features chemical resistant O-rings

Includes tamper-evident screwcap. Silicone seal offers reliable protection against liquid leakage or penetration.

Manufactured from polypropylene with polyethylene screw cap. BRAND™ Microcentrifuge Tubes with Attached Lip Seal Screw Caps include an integral sealing cone. Colored polypropylene cap inserts for identification can also be purchased separately.

Pure Protection: Prepare, transfer and store samples securely with Thermo Scientific Screw Cap Microtubes. Available in multiple volumes, packaging options and clean claims.

Choose skirted- or conical-bottom style

Serve a broad range of laboratory needs including collection, processing, centrifugation, storage and packaging/shipping of restriction enzymes and other reagents

Manufactured from polypropylene with polypropylene screw cap. BRAND™ Microcentrifuge Tubes with Attached Screw Caps include a frosted marking area for identification or other purposes. Complies with DIN EN 285 standards. Autoclavable at 121°C (2 bar). Colored polypropylene cap inserts for identification may be purchased separately.

Specifically designed for use in proteomics or other fields of protein research, where protein concentration tend to be very small and sample recovery is vital for assay results. Significantly more protein can be recovered for downstream analyses and enzymes remain active.

Suitable for most applications that call for screw neck bottles. Fisherbrand™ White Urea Screw Caps are EPE lined.

Features O-ring manufactured from material that is resistant to many commonly-used laboratory chemicals

With chemical-resistant O-ring

Conical tubes

Self-standing tubes

Manufactured from polypropylene. BRAND™ Microcentrifuge Tubes with Bulk Screw Caps include a frosted marking area that provides space for sample identification and other notations. Graduated tubes are sterile, endotoxin-free, non-mutagenic, and non-toxic, as well as DNA, DNase, and RNase-free. Operating temperature range is between –196°C to 121°C.

Includes tamper-evident screwcap and self-standing base. Silicone seal offers reliable protection against liquid leakage or penetration.

The cover thread (PP) and reaction tube (PP) are perfectly matched, and in combination with the silicone seal offer reliable protection against liquid leakage or penetration

Used in Fastprep system to hold sample for Homogenization. MP Biomedicals™ Empty FastPrep&trade Tubes are non-skirted without caps.

Tube volumes from 5 to 10mL

Features O-ring manufactured for resistant to many commonly-used laboratory chemicals

Screw cap lid sold separately.

QuickFit™ malamine screw thread joints securlely seal QuickFit™ glass screwthreads.

For the safe and secure closure of vials in the laboratory. Fisherbrand™ Caps for Screwthread Diagnostic Vials are manufactured from pharmaceutical grade polypropylene.

Manufactured from polypropylene and complies with DIN EN 285 standards. BRAND™ Microcentrifuge Tubes Without Screw Caps are graduated with frosted marking area that allows for sample identification or other notations. Colored screw caps and cap inserts available for separate purchase.