Bioland High Speed Centrifugal Tube 100ml PP Material 85ml Round Bottom Centrifugal Bottle. High Chemical Resistance: Compatible with a wide variety of lab reagents for safe use. Reusable Autoclavable: Can be repeatedly autoclaved for extended performance and sterilization. Leakproof Design: Polypropylene linerless closures provide leakproof protection up to 10,000 x g. OEM/ODM Support: Offers full customization, minor customization, and flexible customization options. ISO Certified Quality: Manufactured under ISO9001:2015 management system with strict QA/QC inspection.