Bottle Caps
Alkali Scientific ProCycle™ Flat Optical 8-Cap Strips for qPCR/PCR Tubes & Plates, 125/Pk
For use in pharmaceutical industry, food industry, and molecular biology. Manufactured from high-quality, virgin polypropylene to ensure purity and provide excellent optical clarity. Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free.
Alkali Scientific CellPro™ Screw Cap for 2.0mL (MT3172) Microtube, Assorted Colors (Red, Blue, Green, Yellow, Orange), w/ O-Ring, DNase, RNase & Pyrogen-Free, 1000/Case, Blue
CellPro™ screw-cap microtubes come sterile, in a variety of sizes, cap configurations, graduation options, and even a loop-cap option for the 2.0mL version. Made from ultra-clear polypropylene, these screw-cap microtubes include assembled caps with silicone O-rings that assure a leakproof seal from -86°C to +121°C. All CellPro™ screw cap microtubes are sterile, RNase, DNase, & pyrogen free and may be centrifuged at up to 22,000×g*. By popular demand for researchers, as well as diagnostic / reagent packaging applications, CellPro’s O-ring screw caps are now available in single color packs of 1000. Order now in blue, green, orange, red, yellow, or natural color. *Refers to liquids with a specific gravity of 1.0, using appropriate rotors, cushions, and adapters. • Leak-proof O-ring seal• Ultra-clear polypropylene• Packaged in resealable bags of 50• Sterile; RNase, DNase & Pyrogen free • Available with white, printed graduations
Alkali Scientific CellPro™ Screw Cap Culture Tubes with Phenolic Caps and White Marking Area, Round Bottom, PTFE (Teflon) Faced Liner, 9mL, 13x100mm, 250/Pk
CellPro™ Screw Cap Culture Tubes are engineered for dependable sample handling, storage, and culturing across microbiology, clinical, and research laboratories. Manufactured from high quality glass, these tubes provide excellent durability, clarity, and chemical resistance for everyday laboratory applications. Each tube is fitted with a phenolic screw cap and PTFE (Teflon) faced liner that creates a secure, leak resistant seal to help protect valuable samples and reagents during storage and transport. A white marking area on the tube allows easy labeling and clear sample identification, supporting efficient laboratory organization. The round bottom design promotes efficient mixing and improved sample interaction, making these culture tubes well suited for microbial culture work, reagent preparation, and routine laboratory workflows.
Med Vet International Yorker Dropper Bottle, 15mL, 12/Box
Removable dropper tips allow refilling. Bottle and tips are made of low density polythelene. Screw cap made of polystyrene.
C&G Containers 1-3/4 in Metal Screw Cap, Impact Resistant, Unlined, Silver
The C&G Containers CAP 1-3/4 Metal Delta Unlined is an impact-resistant screw cap designed for reliable closure in scientific and industrial settings. This 1-3/4 in Delta cap offers a wide temperature tolerance and is ideally suited for applications where a liner is unnecessary, ensuring durability and secure containment. Its robust metal construction and silver color make it a standout choice for packaging needs where performance and safety are paramount.
JDM LAB SOLUTIONS LLC Screw caps for AlteTubes
Screw cap for internal thread storage tubes SBS 96 rack format dark blue AlteClean
JDM LAB SOLUTIONS LLC Screw caps for AlteTubes
Screw cap for external thread storage tubes SBS 96 rack format red AlteClean
Accuflow Systems Eztop 10l Gl45 2 Port Molded Closure For Glass Container 10/pk
Eztop 10l Gl45 2 Port Molded Closure For Glass Container 10/pk
Accuflow Systems Eztop 20l Gl45 2 Port Molded Closure For Glass Container 10/pk
Eztop 20l Gl45 2 Port Molded Closure For Glass Container 10/pk