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Metal-Bearing Ores and Other Metal-Bearing Materials | Midpage
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Code of Federal Regulations
Title 19
Chapter I
Part 151
Subpart D
Metal-Bearing Ores and Other Metal-Bearing Materials
151.51
Sampling requirements.
151.52
Sampling procedures.
151.53
Sample lockers.
151.54
Testing by Customs laboratory.
151.55
Deductions for loss during processing.