JJG 119-2005
Laboratory pH Meters (English Version)
- Standard No.
- JJG 119-2005
- Language
- Chinese, Available in English version
- Release Date
- 2005
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Status
- 2019-06
- Replace By
- JJG 119-2018
- JJG 119-2015
- Latest
- JJG 119-2018
- Replace
- JJG 119-1984
- Scope
- This procedure applies to the initial calibration, subsequent calibration and in-use inspection of pH (acidity) meters and laboratory general ion meters that can be used as pH (acidity) meters (hereinafter referred to as instruments).
JJG 119-2005 Referenced Document
- JJF 1001-1998 General Terms in Metrology and Their Definitions
JJG 119-2005 history
- 2019 JJG 119-2018 Laboratory pH (acidity) meter verification procedures
- 2005 JJG 119-2005 Laboratory pH Meters
- 1984 JJG 119-1984 Verification Regulation for Laboratory pH Meter
