Brass hotel desk bell – 60 second reading:
- Lead (Pb): 40,900 +/- 1,200 ppm
- Antimony (Sb): 717 +/- 144 ppm
- Tin (Sn): 28,000 +/- 600 ppm
- Zinc (Zn): 357,300 +/- 2,700 ppm
- Copper (Cu): 536,900 +/- 3,200 ppm
- Nickel (Ni): 4,046 +/- 362 ppm
- Iron (Fe): 10,300 +/- 600 ppm
- Chromium (Cr): 208 +/- 126 ppm
- Vanadium (V): 438 +/- 155 ppm
- Titanium (Ti): 1,509 +/- 263 ppm
- Silver (Ag): 15,500 +/- 400 ppm
- Manganese (Mn): 3,282 +/- 515 ppm
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