JJG 499-2021 Active National Metrology and Inspection Regulations JJG

JJG 499-2021 Precision Dew Point Hygrometers

JJG 499-2021 Precision Dew Point Hygrometers

Publish Date: 2021-12-28 Implement Date: 2022-06-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 499-2021
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: -
ICS Name: -
Publish Date: 2021-12-28
Implement Date: 2022-06-28
Publisher: 国家市场监督管理总局
Technical Committee: 全国物理化学计量技术委员会
Pages: 17 pages

Scope

本规程适用于水蒸气压相平衡原理、采用制冷镜面光电自动检测的精密露点仪的首次检定、后续检定和使用中检查。

Development Information

Drafting Units:

中国计量科学研究院、上海市计量测试技术研究院、航空工业北京长城计量测试技术研究所

Drafting Persons:

易洪、张文东、吕国义

Word Count: 28 Thousand words Pages: 17 pages

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