National Metrological Technical Specifications of the People's Republic of China
Latest
JJF 1135-2005
Scope
This specification applies to all chemical analytical measurements requiring accuracy and in all areas from basic research to routine analytical measurements. For example: a) Establishing national chemical metrology bases, standards and international comparisons; b) Development of reference materials; c) Development and evaluation of chemical measurement methods and proficiency testing; d) Verification/calibration and type evaluation of chemical analysis instruments; e )Chemical measurement research, development and product arbitration inspection; f)Quality control and quality assurance in scientific research and production, etc.
JJF 1135-2005 history
2005JJF 1135-2005 Evaluation of Uncertainty in Chemical Analysis Measurement