The General Administration of Quality Supervision, Inspection and Quarantine issued 21 national instrumentation specifications

Recently, the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China issued the "Announcement on the Issuance of JJG1104-2015 "Determination Regulations for Dynamic Light Scattering Particle Size Analyzers", etc. issued by the General Administration of Quality Supervision, Inspection and Quarantine on its platform (No. 19, 2015). .

The 21 national instrumentation related national metrological specifications released this time were approved on January 30. Among them, 15 items such as “Dynamic Light Scattering Particle Analyzer Verification Procedures” and “Ammonia Detector Verification Regulations” were implemented on April 30th. Six items such as "Working Standard Microphone (Electrostatic Actuator Law) Verification Procedure" were implemented on July 30th.

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