XRF Test results on white unglazed portion of bowl:
60-second test
- Bismuth (Bi): 42 +/- 17 ppm
- Barium (Ba): 424 +/- 54 ppm
- Iron (Fe): 4,752 +/- 473 ppm
- Vanadium (V): 217 +/- 67 ppm
- Titanium (Ti): 1,368 +/- 168 ppm
On portion of bowl with clear glazed finish.
60-second test
- Barium (Ba): 123 +/- 25 ppm
- Bismuth (Bi): 49 +/- 9 ppm
- Zinc (Zn): 927 +/- 50 ppm
- Iron (Fe): 2,641 +/- 193 ppm
- Vanadium (V): 203 +/- 65 ppm
- Titanium (Ti): 428 +/- 103 ppm
Tamara Rubin
#LeadSafeMama
Meg says
Wow! So rare to find a ceramic piece that is so non-toxic like that. I’m looking for a big mortar and pestle that is dishwasher safe; too bad this one is vintage.