These leakproof centrifuge tubes are manufactured from dark amber PP, providing protection for light-sensitive samples by blocking UV light.

• Easy-to-read black graduations in ±2% increments
• Contains a large, white frosted writing area
• RNase-, DNase-, and endotoxin-free
• Autoclavable at 121 °C and freezable to –80 °C
• Can be centrifuged up to 12500×g
• Sterile tubes are sterilized by irradiation
• Blocks 99% of light with wavelength less than 550 nm
• During the freezing process, it is better to use plastic rack
• During high-speed centrifugation, it is better to use suitable rotor adapters

These sterile tubes feature a printed labelling area for quick and convenient sample identification. Green high-density polyethylene caps are included. Tubes are available in 15 or 50 ml sizes and are offered in a variety of packaging formats. All tubes and caps are autoclavable.