
High-Performance Screw-Cap Test Tube for Urinary Sediment Test Conical-Bottom. Superior Material Compatibility: Made of PE/PP/PS with resistance to weak acids, bases, and organic solvents. High-Speed Centrifuge Stability: Withstands centrifuge speeds up to 5000 rpm without cracking or leakage. Comprehensive Certifications: Certified with CE, ISO, and RoHS standards for medical safety. OEM/ODM Customization: Full customization available including logo printing and design services. Rapid Delivery Capability: Stock available for immediate delivery within one week. Long Shelf Life: Products maintain quality and sterility for up to 5 years. 24-Hour Technical Support: Online guidance and warranty services available around the clock. Free Sample Availability: Free samples provided for testing and evaluation purposes.