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water ph measurement

water ph measurement, Total:8 items.

In the international standard classification, water ph measurement involves: Geology. Meteorology. Hydrology, Water quality, Analytical chemistry.

Professional Standard - Ocean, water ph measurement

• HY/T 098-2007 Test method of seawater pH analyzer

National Metrological Technical Specifications of the People's Republic of China, water ph measurement

• JJF 1792-2020 Calibration Specification for Seawater pH Analyzers

CL-INN, water ph measurement

• INDITECNOR 62-4

American Society for Testing and Materials (ASTM), water ph measurement

• ASTM D5464-07 Standard Test Method for pH Measurement of Water of Low Conductivity
• ASTM D5464-11 Standard Test Method for pH Measurement of Water of Low Conductivity

German Institute for Standardization, water ph measurement

• DIN 19268:2021 pH-measurement - pH-measurement of aqueous solutions with pH measuring chains with pH glass electrodes and evaluation of measurement uncertainty

RO-ASRO, water ph measurement

• STAS 11071/16-1979 Legal metrology BLOCK DIAGRAM OF HIERARCHY OF MEASURING INSTRUMENTS FOR pH AQUEOUS SOLUTIONS
• STAS 8619/1-1990 Ph-measurement. Ph scale for aqueous solutions

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