This document is applicable to the management of standard materials or standard solutions used to unify values in textile testing laboratories, and meets GB/T27025 "General Requirements for the Capacity of Testing and Calibration Laboratories" and the National Certification and Accreditation Administration's "Inspection and Testing Institutions" "Qualification Accreditation Review Guidelines" requirements for the management of reference materials in textile testing laboratories. Chromatographically pure reagents and internal control samples used to prepare or store standard materials can also be managed with reference to this document.