JJF 1356-1990
Acidity (pH) Benchmark Operation Technical Specifications (English Version)
- Standard No.
- JJF 1356-1990
- Language
- Chinese, Available in English version
- Published By
- National Metrological Technical Specifications of the People's Republic of China
- Status
- 2012-11
- Replace By
- JJF 1356-2012
- Latest
- JJF 1356-2012
JJF 1356-1990 history
- 2012 JJF 1356-2012 The Rules for the Examination of the Energy Measuring in Key Organization of Energy Using
- 1970 JJF 1356-1990 Acidity (pH) Benchmark Operation Technical Specifications
