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![](http://206.241.31.141/ImageCache/cgov/templates/images/spacerclear_2egif/v1/image_2ddata/1/spacerclear.gif) Chapter 71
(06/16/2008) CBPL methods do not include proprietary information such as ASTM Standards.
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Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewelry; coin71-01 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 ![](http://206.241.31.141/ImageCache/cgov/templates/images/spacerclear_2egif/v1/image_2ddata/1/spacerclear.gif) |
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