JJF 2307-2025 Technical Requirements for Production of Microbial Count Reference Materials

JJF 1001-1998 General Terms in Metrology and Their Definitions JJF 1001-2011 General Terms in Metrology and Their Definitions JJF 1005-2016 General Terms and Definitions Used in Connection with Reference Materials JJF 1059.1-2012 Evaluation and Expression of Uncertainty in Measurement JJF 1135-2005 Evaluation of Uncertainty in Chemical Analysis Measurement JJF 1186-2007 The Rules for Drafting of Contents for Certificates and Labels of Certified Reference Materials JJF 1186-2018 Requirements of Reference Materials Certificates and Labels JJF 1218-2009 The Rule for Drafting in Report of Reference Materials JJF 1218-2025 Requirements for Drafting of Reference Material Research and Development Reports JJF 1265-2010 Terms and Definitions for Biometrology JJF 1265-2022 Terms and Definitions for Biometrology JJF 1342-2012 General Requirements for Reference Material Producers JJF 1342-2022 General Requirements for the Competence of Reference Material Producers JJF 1343-2012 General and Statistical Principles for Characterization of Reference Materials JJF 1343-2022 Characterization,Homogeneity and Stability Assessment of Reference Materials JJF 1854-2020 Metrological Technical Specification for Establishment,Evaluation and Expression for Metrological Traceability of Reference Materials JJF 2308-2025 General Requirements for Laboratory Biosafety of Pathogenic Microorganisms in Reference Material Production GB/T 4789.28-2003 Microbiological examination of food hygiene—Stainning methods,culture mediums and reagents GB 4789.28-2013 Food Safety National Standards Quality Requirements for Media and Reagents Used in Food Microbiological Testing GB 4789.28-2024 Food Safety National Standards Microbial Test Cultivation Medium and Reagent Quality Requirements GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB 19489-2004 Laboratories—General requirements for biosafety GB 19489-2008 Laboratories—General requirements for biosafety GB/T 27025-2008 General requirements for the competence of testing and calibration laboratories GB/T 27025-2019 General requirements for the competence of testing and calibration laboratories GB/T 27405-2008 Criterion on quality control of laboratories—Microbiological testing of food WS 233-2002 General biosafety standard for microbiological and biomedical laboratories WS 233-2017 General biosafety guidelines for pathogenic microorganism laboratories GB/T 27405-2026 Criterion on quality control of laboratories—Microbiological testing of food