Matrix or material | Dissemination range of measurement capability | Range of certified values in reference materials | ||
pH in | Absolute expanded uncertainty in | pH in | Absolute expanded uncertainty in | |
aqueous buffer solution | 3.8 to 4.2 | 4.0E-3 | 3.8 to 4.2 | 1.8E-2 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in µg/kg | Relative expanded uncertainty in % | Mass fraction in µg/kg | Relative expanded uncertainty in % | ||
drinking water, fresh water | arsenic | 1 to 100 | 4 to 1.0E1 | 8.38 to 23.8 | 4.3 to 5.5 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in mg/kg | Relative expanded uncertainty in % | Mass fraction in mg/kg | Relative expanded uncertainty in % | ||
water, aqueous-based beverages, aqueous-based condiments | benzoic acid | 50 to 1000 | 5 to 8 | 493 | 7.3 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in µg/kg | Relative expanded uncertainty in % | Mass fraction in µg/kg | Relative expanded uncertainty in % | ||
drinking water, fresh water | cadmium | 0.1 to 50 | 5 to 8 | 3.06 to 4.46 | 6.5 to 7.5 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Amount-of-substance fraction in µmol/mol | Relative expanded uncertainty in % | Amount-of-substance fraction in µmol/mol | Relative expanded uncertainty in % | ||
nitrogen | carbon dioxide | 400 to 1000 | 1 | 400 to 1000 | 1 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Amount of substance fraction in mmol/mol | Relative expanded uncertainty in % | Amount of substance fraction in mmol/mol | Relative expanded uncertainty in % | ||
nitrogen | carbon dioxide | 1 to 500 | 0.65 | 1 to 500 | 0.65 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in mg/kg | Relative expanded uncertainty in % | Mass fraction in mg/kg | Relative expanded uncertainty in % | ||
aqueous solution with nitric acid | copper | 100 to 1.00E4 | 0.5 to 1 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in mg/kg | Relative expanded uncertainty in % | Mass fraction in mg/kg | Relative expanded uncertainty in % | ||
water, aqueous-based beverages, aqueous-based condiments | methylparaben | 50 to 500 | 6.6 to 9 | 90 | 7.8 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in mg/kg | Relative expanded uncertainty in % | Mass fraction in mg/kg | Relative expanded uncertainty in % | ||
water, aqueous-based beverages, aqueous-based condiments | n-Butyl paraben | 50 to 500 | 7 to 1.0E1 | 76.7 | 1.0E1 |
Matrix or material | Analyte or component | Dissemination range of measurement capability | Range of certified values in reference materials | ||
Mass fraction in µg/kg | Relative expanded uncertainty in % | Mass fraction in µg/kg | Relative expanded uncertainty in % | ||
drinking water, fresh water | nickel | 1 to 100 | 5 to 1.0E1 | 60.7 | 5 |
P pressure in Mpa
The uncertainty is expressed in MPa
P pressure in Mpa
The uncertainty is expressed in MPa
This metrology area covers the fields of acoustics, ultrasound and vibration.
This metrology area covers the fields of DC and AC measurements, impedance, electric and magnetic fields, radiofrequencies and measurements on materials.
This metrology area covers the fields of laser frequencies and dimensional metrology.
This metrology area covers the fields of mass standards, force, pressure, density, hardness, torque, gravity and viscosity.
This metrology area covers all fields relevant to chemistry and biology.
This metrology area covers the fields of dosimetry, radioactivity and neutron measurements.