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ASTM E2294-03(2013)
- Standard Practice for Proof Silver Corrections in Metal Bearing Ores, Concentrates, and Related Materials by Fire Assay Gravimetry
- standard by ASTM International, 11/01/2013
- Publisher: ASTM
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1.1 This practice covers the determination of fire assay correction for silver, utilizing proof silver, ores, concentrates, and related metallurgical materials.