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 Download All CBPL Methods
(zip - 6,405 KB.)
 Chapter 4
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 Download All CBPL Methods
(zip - 6,405 KB.)
Chapter 71

(06/16/2008)
CBPL methods do not include proprietary information such as ASTM Standards. (
Download All CBPL Methods (zip - 6,405 KB.) )

Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewelry; coin

71-01
Gold: Quantitative Analysis by Fire Assay

71-02
Test Methods for Chemical Analysis of Silver Brazing Alloys (ASTM E 56)

71-03
Test Methods for Chemical Analysis of Lead and Tin-Base Solder (ASTM E 46)

71-04
Gold Fineness in Articles of Jewelry

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