United Scientific Supplies UNP10483 MaxiRCF Trace Metal-Free Centrifuge Tube, 50 ml Non-Sterile

Manufactured using high-purity, virgin USP Class VI Medical grade polypropylene, these centrifuge tubes are free from natural rubber and heavy metal and conform to US FDA 21 CFR. Include leak-proof threaded HDPE caps that are free of added colorings and trace metals. A large, white marking spot allows you to easily label samples.

MaxiRCF Trace Metal-Free Centrifuge Tubes with 20,000 x g maximum RCF work well for any high-density gradient separation. They are specifically manufactured to ensure that common trace metals and elements that can interfere with experiments are below an ICP-MS detection level of one part per billion (< 1ppb).

Metals included in testing are: Zinc, Boron, Iron, Copper, Manganese, Aluminum, Silicon, Nickel, Vanadium, Phosphorous, Cobalt, Chromium, Lithium, Selenium, Cadmium, Mercury, Arsenic and Lead.

Non-sterile versions are bulk-packed as a case of 500 tubes. DNase, RNase, Pyrogen and latex-free.

• Manufactured using high-purity, virgin USP Class VI Medical grade polypropylene
• < 1ppb of 18 major groups of metals
• Certified leak-proof caps
• Allows frozen storage to -80°C