Engineered for demanding laboratory environments, these screw cap micro tubes provide dependable sample protection through an advanced high-profile cap design integrated with a precision O-ring sealing system. This structure ensures consistent airtight performance, minimizing the risk of leakage, evaporation, and contamination during storage or transportation.

Produced from high-purity, medical-grade polymers that comply with USP Class V standards, the tubes offer excellent biological safety and chemical stability. Their robust construction supports reliable use across a wide temperature range, making them suitable for cryogenic storage as well as high-temperature applications.

With multiple volume configurations and a variety of cap color options, these tubes enhance sample traceability and workflow efficiency in research, clinical, and diagnostic laboratories.

Key Features

●Advanced Sealing Structure
High-profile screw cap combined with an O-ring gasket ensures tight, repeatable sealing performance

●Leakage Protection Verified
Tested under vacuum conditions (-90 kPa for 15 minutes) and elevated temperature environments (40°C), ensuring secure containment

●Wide Temperature Compatibility
Designed to withstand temperatures from -86°C to 121°C, suitable for freezing, storage, and thermal processing

●Medical-Grade Material Construction
Manufactured in accordance with USP Class V standards for improved safety and consistency

●Biologically Safe
Non-cytotoxic and compliant with biocompatibility requirements for sensitive sample handling

●Multiple Volume Availability
Offered in 0.5 mL, 1.5 mL, and 2.0 mL formats to meet diverse laboratory needs

●Color-Coded Cap Options
Multiple cap colors available for efficient sample sorting and identification

●Chemical Resistance
Resistant to common laboratory reagents including acids, alkalis, and alcohols

●Axygen-Compatible Design
Designed to match Axygen-style formats, ensuring compatibility with standard lab workflows

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