- Copper (Cu): 6.939 +/- 761 ppm
- Nickel (Ni): 14,000 +/- 1,200 ppm
- Iron (Fe): 758,500 +/- 3,700 ppm
- Chromium (Cr): 114,900 +/- 1,500 ppm
- Vanadium (V): 922 +/- 276 ppm
- Manganese (Mn): 103,500 +/- 2,800 ppm
Affiliate affiliate link for these cups: https://amzn.to/3743Pwj
Amazon links are affiliate links. If you purchase something after clicking on one of my affiliate links I may receive a small percentage of what you spend at no extra cost to you.
What are the “safe” levels of all those metals for drinking vessels?
Hi Kathy,
None of those metals are regulated in that way. There are no total content standards for safe levels, but the combination of metals that is Stainless Steel is generally recognized as safe for food use.
Tamara
Ok thanks and assume lead-free. Now I know what’s stainless steel is made of!
Yes – I have another good post about that… This cup is not a typical stainless formulation. This post has a typical formulation: https://tamararubin.com/2018/07/asktamara-what-is-stainless-steel/
Tamara