Gold and Silver Refining Technology and Quality Supervision Manual

Author: Song Wendi
Publisher:
Publish Date: 2003-07-01
Features: This book is based on the new national standards of our country, providing a detailed description of gold and silver refining technology. It focuses on introducing the product standards and testing method standards for gold, silver, and related products. Additionally, it includes information on the domestic and international gold and silver trade markets, quality conditions, and resource situations.