Pottery Barn Great White Ceramic Mug: 130 +/- 12 ppm Lead (Pb). [Relatively Lead-safe; below 90 is safe in kids’ items.]
When tested with an XRF instrument, this “Great White” design white ceramic mug “Made in China” for Pottery Barn had the following readings: Exterior white glazed surface of the mug: (XRF instrument cannot fit in the inside of the mug, but glaze is consistent on the interior and exterior so exterior readings should be representative…