SN/T 4378-2015 in English

This standard specifies methods for determining the content of melamine in fertilizers using high-performance liquid chromatography and ion chromatography. It outlines the principles, reagents, instruments, sample preparation, analytical procedures, and calculation methods required for the determination. The standard is applicable to various types of fertilizers and provides detailed steps to ensure accurate and reliable results. It includes requirements for quality control and data reporting, ensuring consistency in testing processes. The procedures described are suitable for routine analysis and are intended to support regulatory compliance and product quality assurance. The standard also addresses safety considerations during the analytical process and provides guidance on the interpretation of results.