2012 Pottery Barn Emma Made In Portugal White Ceramic Saucer: 52 +/- 17 ppm Lead (Pb). Safe by all standards.
Arzberg white ceramic dinner plate, made in Germany – c. 1987 – 1992: Lead-safe when tested with an XRF instrument [55 ppm].
Royal Stafford Fine Earthenware Plate. English, from Crate & Barrel in 2006: 71,900 ppm Lead. [90 is unsafe for kids.]
Threshold by Target (Made in Portugal) glazed terracotta appetizer dish: 4,000 ppm Lead (90 is unsafe for kids)
White Ceramic Royal Stafford Fine Earthenware English Bowl: 66,300 ppm Lead [90 ppm is unsafe in kids’ items.]
White Ceramic Bone China Fine Porcelain Dowan Bowl: 35 ppm Lead + 17 ppm Cadmium (safe by all standards).