ScrewSeal™ Screw Cap Microcentrifuge Tubes
$249.99ScrewSeal™ Screw Cap Microcentrifuge Tubes ScrewSeal™ screw-cap microtubes come sterile, in a variety of sizes, cap configurations, graduation options, and now light-blocking amber. Made from ultra-clear polypropylene, these screw cap microtubes include assembled caps with silicone O-rings that assure a leak-proof seal from -90°C to +121°C. All ScrewSeal™ screw cap microtubes are sterile, RNase, DNase,…