XRF readings:
Lead: 40100 ppm · Cadmium: 3506 ppm · Arsenic: 0 ppm
Verdict: Very high: avoid food contact + High cadmium
This Red Waechtersbach German Nesting Bowl, Purchased at Williams Sonoma c. 2009: 40,100 ppm Lead & 3,506 ppm Cadmium. tested at 40100 ppm lead, heavily contaminated. If any of the lead is on the painted surface, decoration, or worn area, expect bioavailable exposure with food contact, mouthing, or abrasion. Cadmium reads 3506 ppm, which is also flagged territory.
What this XRF reading actually means →
XRF measures lead presence on the surface. It does not measure whether that lead can reach a person. That distinction matters for how you should react to this number. Read the full primer.
Test your own dishes with FluoroSpec →
Source: EverythingLead · Test method: XRF (Niton XL 5 Plus, 1.5 sigma)
License: Verdict and methodology © EverythingLead, CC-BY-SA 4.0. Factual XRF measurements are not copyrightable (Feist v. Rural Tel., 499 U.S. 340).