National Metrological Technical Specifications of the People's Republic of China
Latest
JJF 1513-2015
Scope
This specification is applicable to the assessment of the necessary production conditions for manufacturing measuring instrument licenses for catalytic combustion methane detectors (hereinafter referred to as "measurers") manufacturers, review after expiration, and daily supervision and inspection.
JJF 1513-2015 history
2015JJF 1513-2015 Examination Specification for China Metrology Certification-Catalysis Combustion Type Methane Measuring Devices