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In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a² + b²]^1/2
Unless otherwise stated the expanded uncertainties given below correspond to k = 2 (at a 95 % level of confidence)

Argentina, CNEA (National Commission of Atomic Energy)

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 100 Bq/g to 1.00E6 Bq/g

Relative expanded uncertainty 1.3 %

4π(PC)-γ coincidence efficiency tracer counting, balance

Cs-137, acid solution

Reference standard : 4π(PC)-γ coincidence efficiency tracer counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2093

CMC ID : SIM-RI-AR-00000H0L-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 1000 Bq/g to 2.00E5 Bq/g

Relative expanded uncertainty 0.4 %

Liquid-scintillation counting (TDCR), balance

Y-90, glass ampoule

Reference standard : Liquid-scintillation counting (TDCR), weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2180

CMC ID : SIM-RI-AR-00000H17-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 300 Bq/g to 3.00E6 Bq/g

Relative expanded uncertainty 0.9 %

4π(PPC)-γ coincidence counting, balance

Ir-192, acid solution

Reference standard : 4π(PPC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2107

CMC ID : SIM-RI-AR-00000H0T-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 300 Bq/g to 3.00E6 Bq/g

Relative expanded uncertainty 0.8 %

4π(PC)-γ coincidence counting, balance

Zn-65, acid solution

Reference standard : 4π(PPC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2105

CMC ID : SIM-RI-AR-00000H0R-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 300 Bq/g to 3.00E6 Bq/g

Relative expanded uncertainty 3.4 %

4π(PPC)-γ coincidence counting, balance

Eu-152, acid solution

Reference standard : 4π(PPC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2098

CMC ID : SIM-RI-AR-00000H0P-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 100 Bq/g to 1.00E6 Bq/g

Relative expanded uncertainty 3 %

4π(PC)-γ coincidence counting, balance

Se-75, acid solution

Reference standard : 4π(PC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2094

CMC ID : SIM-RI-AR-00000H0M-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 3.8 %

Germanium spectrometer

Se-75, point source, active diameter < 5 mm

Reference standard : 4π(PC)β-γ coincidence counting system

Source of traceability : CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2020

CMC ID : SIM-RI-AR-00000H1E-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 3.3 %

Germanium spectrometer

Y-88, point source, active diameter < 5 mm

Reference standard : Gamma ray spectrometer

Source of traceability : CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2022

CMC ID : SIM-RI-AR-00000H1G-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 3 %

Germanium spectrometer

Mn-54, point source, active diameter < 5 mm

Reference standard : Gamma ray spectrometer

Source of traceability : LNE-LNHB

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2017

CMC ID : SIM-RI-AR-00000H1B-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 1.9 %

Germanium spectrometer

Cs-137, point source, active diameter < 5 mm

Reference standard : 4π(PC)-γ coincidence efficiency tracer counting

Source of traceability : CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2027

CMC ID : SIM-RI-AR-00000H1L-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 2.5 %

Germanium spectrometer

Sn-113, point source, active diameter < 5 mm

Reference standard : Gamma ray spectrometer

Source of traceability : CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2024

CMC ID : SIM-RI-AR-00000H1I-1

Ionizing radiation

Activity , Solution, single-radionuclide source : 1.00E7 Bq to 4.00E10 Bq

Relative expanded uncertainty 4 %

Ionization chamber dose calibrator

Sm-153, 5 mL in LMR vials

Reference standard : Gamma ray spectrometer (efficiency curve)

Source of traceability : LNE-LNHB, CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2088

CMC ID : SIM-RI-AR-00000H0H-1

Ionizing radiation

Activity , Solution, single-radionuclide source : 1.00E7 Bq to 4.00E10 Bq

Relative expanded uncertainty 4 %

Ionization chamber dose calibrator

Ga-67, 5 mL in LMR vials

Reference standard : Gamma ray spectrometer (efficiency curve)

Source of traceability : LNE-LNHB, CNEA-LMR

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2084

CMC ID : SIM-RI-AR-00000H0D-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 3 %

Germanium spectrometer

Eu-154, point source, active diameter < 5 mm

Reference standard : Gamma ray spectrometer

Source of traceability : LNE-LNHB

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2029

CMC ID : SIM-RI-AR-00000H0B-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 0.1 Bq/g to 1.00E5 Bq/g

Relative expanded uncertainty 0.8 %

Liquid-scintillation counting (CIEMAT/NIST), balance

Tl-204, glass ampoule

Reference standard : Liquid-scintillation counting (CIEMAT/NIST), weight set

Source of traceability : NIST (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2104

CMC ID : SIM-RI-AR-00000H0Y-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 0.1 Bq/g to 1.00E5 Bq/g

Relative expanded uncertainty 1.9 %

Liquid-scintillation counting (CIEMAT/NIST), balance

P-32, glass ampoule

Reference standard : Liquid-scintillation counting (CIEMAT/NIST), weight set

Source of traceability : NIST (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2103

CMC ID : SIM-RI-AR-00000H0X-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 100 Bq/g to 1.00E6 Bq/g

Relative expanded uncertainty 1 %

Defined solid-angle (Silicon ion implanted detector)

Pu-238, point source

Reference standard : Defined-solid-angle counter with alpha detector

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2099

CMC ID : SIM-RI-AR-00000H0V-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 300 Bq/g to 3.00E6 Bq/g

Relative expanded uncertainty 0.6 %

4π(PPC)-γ coincidence counting, balance

Co-60, acid solution

Reference standard : 4π(PPC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2102

CMC ID : SIM-RI-AR-00000H0Q-1

Ionizing radiation

Activity per unit mass , Solution, single-radionuclide source : 100 Bq/g to 1.00E6 Bq/g

Relative expanded uncertainty 5.1 %

4π(PC)-γ coincidence counting, balance

Ho-166m, acid solution

Reference standard : 4π(PC)-γ coincidence counting, weight set

Source of traceability : CNEA-LMR (Bq), SCS-METAS (g)

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2106

CMC ID : SIM-RI-AR-00000H0S-1

Ionizing radiation

Activity , Solid, single-radionuclide source : 100 Bq to 2.00E5 Bq

Relative expanded uncertainty 4 %

Germanium spectrometer

Am-241, point source, active diameter < 5 mm

Reference standard : Gamma ray spectrometer

Source of traceability : LNE-LNHB

Approved on 10 October 2013

Institute service identifier : SIM-RAD-CNEA-2030

CMC ID : SIM-RI-AR-00000H0C-1

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