俄罗斯进出口标准，技术规格，法律，法规，中英文，目录编号RG 534

The document outlines various standards and methods for determining the mass fraction of elements such as fluorine, gold, platinum, and palladium using methods like electrometric and spectral analysis. It references multiple technical procedures and updates to previous standards. Additionally, it includes information on concentration products from gold-bearing ores and semi-finished products.