YB/T 5157-2016 in English

This standard outlines a method for determining the iron content in high-purity graphite products using the o-phenanthroline spectrophotometric method. It provides detailed procedures for sample preparation, reagent selection, and measurement techniques to ensure accurate and reliable results. The method is applicable to a wide range of high-purity graphite materials used in various industrial applications. The standard specifies the necessary equipment, calibration procedures, and quality control measures to maintain consistency in testing processes. It also includes guidelines for data interpretation and reporting, ensuring that the results are presented in a clear and standardized format. This method is particularly useful for quality assurance and control in the production and application of high-purity graphite products.