15mL, PP, Flat Screw Cap, Hi-Viz Graduations, Metal Free, 15mL Centrifuge Tubes, 20 Sterile Resealable Bags of 25

15mL, PP, Flat Screw Cap, Hi-Viz™ Graduations, Metal Free, Centrifuge Tubes, 20 Sterile Resealable Bags of 25

Total-Pure™ Centrifuge Tubes are produced from a proprietary purified polypropylene blend that is certified to be free of trace metal content. Tested via ICP-MS, these tubes are certified to contain less than 1ppm of common trace metals including: Calcium, Magnesium, Zinc, Iron, Manganese, Copper, Aluminum, Silicon, Nickel, Vanadium, Sodium, Phosphorous, Cobalt, Chromium, Potassium, Lithium, Lead, Selenium, Cadmium, Mercury, and Arsenic.

In addition to a superior level of purity, TotalPure™ Tubes include a wide array of premium features. These tubes are engineered to withstand a max centrifugation rate of 20,000xg, with this RCF specification printed directly on both the 15mL and 50mL tubes. These tubes also feature Hi-Viz™ graduations that are easily identified at any angle and the printed max-freeze line indicates the maximum allowable volume to be frozen inside the tubes. TotalPure’s natural color caps offer a smooth seal that is easy to open/close with one hand without compromising the integrity of the 95kPA leak-proof seal.

• *Ultra-Pure Polypropylene Certified Free of Trace Metals

• Hi-Viz™ Graduations with Maximum Freeze Capacity Line

• Resealable Zip Bags of 25 Tubes, or Individually Wrapped

• E-Beam Sterilized (SAL 10^-6)

• RNase, DNase, and Pyrogen-Free

*Certified free of 19 common metals to less than 1 part per million