For applications requiring the assurance of low background metals
- Made of 100% medical grade ultra low metal virgin resins
- Certified below one part per billion (<1ppb) for trace metals
- Natural colorant-free flat caps
Labcon’s Metal Free® centrifuge tubes are specifically processed 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).
MetalFree® Special Features
- Pure, additive-free flat caps for easy labeling
- Large, smudge-resistant writing panel for sample identification
- Thicker tubes withstand higher g-forces and freeze to -80° without breakage
- Max Freeze Indicator
- Accurate, easy-to-read graduations & reverse scale
- Caps & tubes feature recycling codes
- Tubes and caps made with virgin, 100% medical grade CFR21 compliant ultra low metal resins
Metals included in testing are: Calcium, Magnesium, Zinc, Iron, Copper, Manganese, Aluminum, Silicon, Nickel, Vanadium, Sodium, Phosphorus, Cobalt, Chromium, Potassium, Lithium, and Lead.
All package versions are sterilized with a validated and approved ISO 11137 method. Racked tubes are packaged in recyclable fiber racks.