JJG 2058-1990 Active National Metrology and Inspection Regulations JJG

JJG 2058-1990 Measuring Instruments for Heat of Combustion

Publish Date: 1990-04-02 Implement Date: 1990-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 2058-1990

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1990-04-02

Implement Date: 1990-09-01

Publisher: The National Technical Supervision Bureau

Pages: 5 pages

Scope

This verification system table is applicable to the procedure of transferring the combustion heat value from national reference standards to working metering instruments, using benzoic acid as the primary heat standard substance and secondary heat standard substances. It also specifies the errors and basic verification methods.