The flexible sealing lip inside the cap ensures a positive leakproof seal under even the most adverse conditions
This deep internal lip fits snugly against the interior wall of the tube preventing the contents from coming in contact with the threads, thus reducing the chances of sample contamination
This series of tubes is available either plain or with printed graduations and white marking area for sample identification
Caps are supplied with attachment loops in order to prevent contamination and mix-up
These microcentrifuge tubes have all the other fine features stated in the introduction page, but cannot be autoclaved since closure is made of high density polyethylene
Non skirted tubes can be centrifuged up to 20,000g
Skirted tubes can be centrifuged up to 17,000g
Will withstand temperatures from -196 C to +110 C
Tubes and caps in the Micrewtube Family are certified RNase, DNase, DNA and Pyrogen free
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WARNING: There are products on this website which can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.