Noritake Progression China, Blue Haven pattern: 15,600 ppm Lead + 1,907 ppm Arsenic on food surface of dish.
White center of dish:
- Lead (Pb): 59 +/- 32 ppm
- Barium (Ba): 1,949 +/- 594 ppm
- Gold (Au): 140 +/- 91 ppm
- Zinc (Zn): 4,477 +/- 234 ppm
- Iron (Fe): 416 +/- 145 ppm
- Bismuth (Bi): 94 +/- 37 ppm
Blue decoration on edge of dish:
- Lead (Pb): 15,600 +/- 800 ppm
- Arsenic (As): 1,907 +/- 279 ppm
- Barium (Ba): 885 +/- 444 ppm
- Chromium (Cr): 1,506 +/- 85 ppm
- Zinc (Zn): 5,541 +/- 281 ppm
- Nickel (Ni): 154 +/- 52 ppm
- Iron (Fe): 504 +/- 136 ppm
- Chlorine (Cl): 8,287 +/- 1,171 ppm
Logo / back-mark on back of dish:
- Lead (Pb): 1,841 +/- 148 ppm
- Arsenic (As): 268 +/- 106 ppm
- Barium (Ba): 1,426 +/- 519 ppm
- Chromium (Cr): 704 +/- 57 ppm
- Zinc (Zn): 5,958 +/- 285 ppm
- Iron (Fe): 1,305 +/- 192 ppm
- Chlorine (Cl): 3,285 +/- 933 ppm
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Do you know what year the Blue Haven you tested was made? Wondering if those made after 1971 are lead free. The set I have is not microwave or dishwasher. Is that an indication of lead?