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CMCs General Physics (16)
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Sound in air
Impedance up to the MHz range
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Volume of liquid (8)
Mass gas flow rate (2)
Volume gas flow rate (2)
Volume hydrocarbon flow rate (2)
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Volume water flow rate (1)
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Your query 'cenam' produced 16 results New search

 
Mexico, CENAM (Centro Nacional de Metrologia)
Complete CMCs in Mass and related quantities for Mexico (.PDF file)
Volume of liquid. Volumetric test measure (micro-pipette), 0.01 cm3 to 1 cm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 1
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV9
 
Volume of liquid. Volumetric test measure (pipette, burette, flask), 1 cm3 to 10 cm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.05
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV10
 
Volume of liquid. Volumetric test measure (pipette, burette, flask), 10 cm3 to 2000 cm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.01
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV11
 
Volume of liquid. Volumetric test measure (pycnometer), 10 cm3 to 100 cm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.004
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV12
 
Volume of liquid. Volumetric test measure (graduated neck type), 2 dm3 to 50 dm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.015
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV13
 
Volume of liquid. Volumetric test measure (overflow type pipette), 5 dm3 to 50 dm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.005
Gravimetric determination
Temperature: 19 °C to 21 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV14
 
Volume of liquid. Volumetric test measure (graduated neck type), 50 dm3 to 3000 dm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.02
Volumetric transfer
Temperature: 18 °C to 26 °C
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV15
 
Volume of liquid. Volume quantity meter, 50 dm3 to 3000 dm3
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.06
Turbine and positive displacement meter
Temperature: 18 °C to 26 °C
Kinematic viscosity: 0.5 mm2/s to 5 mm2/s
Flow: < 50 dm3/s
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV16
 
Volume water flow rate. Liquid volume flow meters, 0.42 dm3/s to 200 dm3/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.040
Volumetric flowmeter (e.g., positive displacement, rotary piston, turbine, venturi, nozzle, ultrasonic, orifice plate, vortex meter, electromagnetic)
Fluid: water
Pressure: 0.1 MPa to 1 MPa
Temperature: 18 °C to 26 °C
Pipe sizes: 25 mm to 200 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV1
 
Volume hydrocarbon flow rate. Oil flow meters, 0.00067 dm3/s to 1.67 dm3/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.060
Volumetric flowmeter (e.g., positive displacement, rotary piston, turbine, ultrasonic)
Kinematic viscosity: 0.5 mm2/s to 10 mm2/s
Pressure: 0.3 MPa to 0.6 MPa
Temperature: 18 °C to 24 °C
Pipe sizes: 6 mm to 25 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV2
 
Volume hydrocarbon flow rate. Oil flow meters, 0.067 dm3/s to 94.5 dm3/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.080
Volumetric flowmeter (e.g., positive displacement, rotary piston, turbine, ultrasonic)
Kinematic viscosity: 0.5 mm2/s to 10 mm2/s
Pressure: 0.1 MPa to 4 MPa
Temperature: 0 °C to 82 °C
Pipe sizes: 50 mm to 200 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV3
 
Volume gas flow rate. Gas flow meters, 0.00083 dm3/s to 0.5 dm3/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.15
Volumetric flowmeter (e.g., positive displacement, rotary piston, turbine, venturi, critical nozzle, laminar flow element, rotameter, differential pressure, wet gas meter, ultrasonic, orifice, vortex meter)
Fluid: dry air
Pressure: 0.1 MPa to 0.6 MPa
Temperature: 19 °C to 21 °C
Pipe sizes: 6 mm to 25 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV4
 
Volume gas flow rate. Gas flow meters, 0.5 dm3/s to 30 dm3/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.25
Volumetric flowmeter (e.g., positive displacement, rotary piston, turbine, venturi, critical nozzle, laminar flow element, rotameter, differential pressure, wet gas meter, ultrasonic, orifice, vortex meter)
Fluid: dry air
Pressure: 0.1 MPa to 0.6 MPa
Temperature: 19 °C to 21 °C
Pipe sizes: 6 mm to 100 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV5
 
Mass water flow rate. Liquid mass flow meters, 0.42 kg/s to 200 kg/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.032
Coriolis
Fluid: water
Pressure: 0.1 MPa to 1 MPa
Temperature: 18 °C to 26 °C
Pipe sizes: 25 mm to 200 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV6
 
Mass gas flow rate. Gas flow meters, 0.001 g/s to 0.6 g/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.15
Critical flow nozzle, critical venturi, coriolis
Fluid: dry air
Pressure: 0.1 MPa to 0.6 MPa
Temperature: 19 °C to 21 °C
Pipe sizes: 6 mm to 25 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV7
 
Mass gas flow rate. Gas flow meters, 0.6 g/s to 36 g/s
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 0.25
Critical flow nozzle, critical venturi, coriolis
Fluid: dry air
Pressure: 0.1 MPa to 0.6 MPa
Temperature: 19 °C to 21 °C
Pipe sizes: 6 mm to 100 mm
Approved on 12 March 2007
Internal NMI service identifier: CENAM/FV8