dosimetry calibrations - TITLE

Dosimetry calibrations

Absorbed dose-rate to water - TITLE

Absorbed dose-rate to water

Dosimetry calibrations - TEXT (absorbed dose-rate to water)

Calibration of secondary national standard ionization chambers against a BIPM primary standard in a water phantom in the CCRI reference qualities, specified in the Rapport Measuring conditions and uncertainties for the comparison and calibration of national dosimetric standards at the BIPM

Rapport BIPM-2024/04

Measuring conditions and uncertainties for the comparison and calibration of national dosmetric standards at the BIPM

Authors:

Cecilia Kessler, David Burns

Asset Publisher

Technical service - Calibration

Co-60 gamma-rays
BIPM.RI(I)-C4

Technical service - Calibration

High-energy photon beams (DOSEO)
BIPM.RI(I)-C6 - 6 MV to 18 MV

Technical service - Calibration

Medium-energy X-rays
BIPM.RI(I)-C9 – 100 kV to 250 kV

Air-kerma rate - TITLE

Air-kerma rate

dosimetry calibrations - TEXT (air-kerma rate)

Calibration of secondary national standard ionization chambers against a BIPM primary standard free in air in the CCRI reference qualities, specified in the Rapport Measuring conditions and uncertainties for the comparison and calibration of national dosimetric standards at the BIPM

Rapport BIPM-2018/06

Measuring conditions and uncertainties for the comparison and calibration of national dosmetric standards at the BIPM

Authors:

Cecilia Kessler, David Burns

Asset Publisher

Technical service - Calibration

Co-60 gamma rays
BIPM.RI(I)-C1

Technical service - Calibration

Low-energy x-rays
BIPM.RI(I)-C2 - 10 kV to 50 kV

Technical service - Calibration

Medium-energy x-rays
BIPM.RI(I)-C3 - 100 kV to 250 kV

Technical service - Calibration

Cs-137 gamma rays
BIPM.RI(I)-C5

Technical service - Calibration

Mammography beams
BIPM.RI(I)-C7
W/Mo 23 kV to 50 kV
Mo/Mo 25 kV to 35 kV

Asset Publisher

Calibration request form

Technical service - Request form

Request for a dosimetry calibration
RI-DOS-F-01

Ionizing Radiation - contact Dosimetry

Contact

dosimetry(a)bipm.org

BIPM Ionizing Radiation Department - Radiation Dosimetry

certificates issued - TITLE h2

 

Certificates issued

Asset Publisher

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Calibration certificate No.79 (2024)

Ion chamber in Cs-137, Exradin A5-259
  • IAEA

Calibration certificate No.78 (2024)

Ion chamber in Cs-137, Exradin A5-XY071861
  • IAEA

Calibration certificate No.77 (2024)

Ion chamber in MV beams, FC65G-3800
  • DK
  • DTU

Calibration certificate No.76 (2024)

Ion chamber in MV beams, PTW 30013-7094
  • DK
  • DTU

Calibration certificate No.75 (2024)

Ion chamber in Co-60, PTW 30013-7094
  • DK
  • DTU

Calibration certificate No.74 (2024)

Ion chamber in Co-60, 2571-3699
  • DK
  • DTU

Calibration certificate No.50 (2024)

Ion chamber in Mo/Mo x-rays, Radcal RC6M-10248
  • FI
  • STUK

Calibration certificate No.49 (2024)

Ion chamber in W/Mo x-rays, Radcal RC6M-10248
  • FI
  • STUK

Calibration certificate No.48 (2024)

Ion chamber in x-rays, Radcal RC6M-10248
  • FI
  • STUK

Calibration certificate No.44 (2024)

Ion chamber in MV beams, Ion chamber FC65G-1551
  • IAEA

Calibration certificate No.43 (2024)

Ion chamber in MV beams, Ion chamber PTW30013-11748
  • IAEA

Calibration certificate No.41 (2024)

Calibration in Co-60, Ion chamber NE2571-2690
  • CH
  • METAS

Calibration certificate No.40 (2024)

Calibration in Co-60, Ion chamber NE2611A-129
  • CH
  • METAS

Calibration certificate No.25 (2024)

Calibration in Co-60, Ion chamber PTW30013-11748
  • IAEA

Calibration certificate No.14 (2024)

Calibration in Co-60, Ion chamber FC65G-1551
  • 2024

Calibration certificate No.177 (2023)

Ion chamber in mammography beams Mo, Radcal RC6M 10183
  • IAEA

Calibration certificate No.174 (2023)

Ion chamber in med-energy x-rays (air), NE2611-145
  • IAEA

Calibration certificate No.173 (2023)

Ion chamber in med-energy x-rays (air), NE2561-265
  • IAEA

Calibration certificate No.172 (2023)

Ion chamber in mammography beams W, Radcal RC6M 10183
  • IAEA

Calibration certificate No.171 (2023)

Ion chamber in low-energy x-rays, PTW 23344-1205
  • IAEA

Calibration certificate No.170 (2023)

Ion chamber in low-energy x-rays, PTW 23344-0957
  • IAEA

Calibration certificate No.107 (2023)

Ion chamber in MV beams, Exradin A19-XAQ170232
  • NO
  • DSA

Calibration certificate No.106 (2023)

Ion chamber in Co-60, Exradin A19-XAQ170232
  • NO
  • DSA

Calibration certificate No.105 (2023)

Ion chamber in Co-60, Capintec PR06G-8429
  • NO
  • DSA

Calibration certificate No.104 (2023)

Ion chamber in mammography beams, Radcal RC6M-9065
  • NO
  • DSA

Calibration certificate No.103 (2023)

Ion chamber in low-energy x-rays, Radcal RC6M-9065
  • NO
  • DSA

Calibration certificate No.102 (2023)

Ion chamber in med-energy x-rays (water), Exradin A19-XAQ170232
  • NO
  • DSA

Calibration certificate No.101 (2023)

Ion chamber in med-energy x-rays (air), Exradin A19-XAQ170232
  • NO
  • DSA

Calibration certificate No.69 (2023)

Ion chamber in MV beams, PTW30012-64
  • ZA
  • NMISA

Calibration certificate No.68 (2023)

Ion chamber in Co-60, PTW30012-64
  • ZA
  • NMISA

Calibration certificate No.67 (2023)

Ion chamber in med-energy x-rays, PTW30012-64
  • ZA
  • NMISA

Calibration certificate No.66 (2023)

Ion chamber in MV beams, PTW30010-132
  • ZA
  • NMISA

Calibration certificate No.65 (2023)

Ion chamber in Co-60, PTW30010-132
  • ZA
  • NMISA

Calibration certificate No.64 (2023)

Ion chamber in med-energy x-rays, PTW30010-132
  • ZA
  • NMISA

Calibration certificate No.63 (2023)

Ion chamber in MV beams, NE2571-2797
  • EG
  • NIS

Calibration certificate No.62 (2023)

Ion chamber in mammography beams, PTW34069-195
  • EG
  • NIS

Calibration certificate No.61 (2023)

Ion chamber in low-energy x-rays, PTW34069-195
  • EG
  • NIS

Calibration certificate No.60 (2023)

Ion chamber in med-energy x-rays (water), PTW31013-2791
  • EG
  • NIS

Calibration certificate No.59 (2023)

Ion chamber in med-energy x-rays (air), PTW31013-2791
  • EG
  • NIS

Calibration certificate No.58 (2023)

Ion chamber in Co-60, PTW31013-2791
  • EG
  • NIS

Calibration certificate No.57 (2023)

Ion chamber in Co-60, NE2571-2797
  • EG
  • NIS

Calibration certificate No.37 (2023)

Ion chamber in Co-60, Exradin A12-71931
  • MX
  • ININ

Calibration certificate No.36 (2023)

Ion chamber in mammography beams, Radcal RC6M-10111
  • MX
  • ININ

Calibration certificate No.35 (2023)

Ion chamber in low-energy x-rays, Radcal RC6M-10111
  • MX
  • ININ

Calibration certificate No.34 (2023)

Ion chamber in med-energy x-rays (water), Exradin A12-XA71931
  • MX
  • ININ

Calibration certificate No.33 (2023)

Ion chamber in med-energy x-rays (air), Exradin A12-XA71931
  • MX
  • ININ

Calibration certificate No.10 (2023)

Ion chamber in Co-60, PTW 30001-1576
  • PT
  • IST

Calibration certificate No.5 (2023)

Ion chamber in MV beams, FC65G-1302
  • IN
  • BARC

Calibration certificate No.4 (2023)

Ion chamber in MV beams, FC65G-1300
  • IN
  • BARC

Calibration certificate No.3 (2023)

Ion chamber in Co-60, FC65G-1302
  • IN
  • BARC

Calibration certificate No.2 (2023)

Ion chamber in Co-60, FC65G-1300
  • IN
  • BARC

Calibration certificate No.132 (2022)

Ion chamber in medium-energy x-rays, FC65G-3360
  • FI
  • STUK

Calibration certificate No.131 (2022)

Ion chamber in Co-60, FC65G-3360
  • FI
  • STUK

Calibration certificate No.92 (2022)

Ion chamber in MV beams, FC65G-3738
  • SE
  • SSM

Calibration certificate No.91 (2022)

Ion chamber in MV beams, FC65G-3106
  • SE
  • SSM

Calibration certificate No.88 (2022)

Ion chamber in Co-60, FC65G-3738
  • SE
  • SSM

Calibration certificate No.87 (2022)

Ion chamber in Co-60, FC65G-3106
  • SE
  • SSm

Calibration certificate No.78 (2022)

Ion chamber in Co-60, TEC-NPL2611B-242
  • IAEA

Calibration certificate No.77 (2022)

Ion chamber in Co-60, NE 2611A-211
  • IAEA

Calibration certificate No.76 (2022)

Ion chamber in Co-60, FC65G-1551
  • IAEA

Calibration certificate No.70 (2022)

Ion chamber in medium-energy x-rays, Exradin A3 sn° 169
  • SE
  • SSM

Calibration certificate No.69 (2022)

Ion chamber in low-energy x-rays, Radcal 10X5-6M sn° 10258
  • SE
  • SSM

Calibration certificate No.68 (2022)

Ion chamber in low-energy x-rays, Radcal 10X5-6M sn° 9200
  • SE
  • SSM

Calibration certificate No.18 (2022)

Ion chamber in Co-60, Thermo 2571-3513
  • SK
  • SMU

Calibration certificate No.17 (2022)

Ion chamber in Co-60, PTW30013-1452
  • SK
  • SMU

Calibration certificate No.58 (2021)

Ion chamber in MV x-rays, PTW 30013-6831
  • DK
  • DTU

Calibration certificate No.57 (2021)

Ion chamber in MV x-rays, NPL 2611-1019
  • DK
  • DTU

Calibration certificate No.56 (2021)

Ion chamber in MV x-rays, FC65G-3362
  • DK
  • DTU

Calibration certificate No.55 (2021)

Ion chamber in Co-60, FC65G-935
  • ES
  • CIEMAT

Calibration certificate No.49 (2021)

Ion chamber in Co-60 beam, NPL 2611-1033
  • AR
  • CRRD

Calibration certificate No.48 (2021)

Ion chamber in Mo/Mo beams, Radcal RC6M-9647
  • AR
  • CRRD

Calibration certificate No.47 (2021)

Ion chamber in W/Mo beams, Radcal RC6M-9647
  • AR
  • CRRD

Calibration certificate No.46 (2021)

Ion chamber in MV x-rays, NE 2571-3204
  • IAEA

Calibration certificate No.45 (2021)

Ion chamber in MV x-rays, NE 2571-3765
  • IAEA

Calibration certificate No.44 (2021)

Ion chamber in MV x-rays, FC65G-1551
  • IAEA

Calibration certificate No.63 (2020)

Ion chamber in W-Mo beams, Radcal RC6M-10183
  • IAEA

Calibration certificate No.62 (2020)

Ion chamber in Mo-Mo beams, Radcal RC6M-10183
  • IAEA

Calibration certificate No.61 (2020)

Ion chamber in medium energy x-rays, NE 2611-145
  • IAEA

Calibration certificate No.60 (2020)

Ion chamber in medium energy x-rays, NE 2561-265
  • IAEA

Calibration certificate No.35 (2020)

Ion chamber, FC65G-3362 in Co-60
  • DK
  • DTU

Calibration certificate No.34 (2020)

Ion chamber, NPL2611-1019 in Co-60
  • DK
  • DTU

Calibration certificate No.33 (2020)

Ion chamber, Thermo 2571-3526 in Co-60
  • ES
  • CIEMAT

Calibration certificate No.31 (2020)

Ion chamber, PTW 30010-132 in Co-60
  • ZA
  • NMISA

Calibration certificate No.31 (2020)

Ion chamber, PTW 30010-132 in Co-60
  • ZA
  • NMISA

Calibration certificate No.30 (2020)

Ion chamber, PTW 30012-0064 in Co-60
  • ZA
  • NMISA

Calibration certificate No.30 (2020)

Ion chamber, PTW 30012-0064 in Co-60
  • ZA
  • NMISA

Calibration certificate No.127 (2019)

Ion chamber, No. NE2571-1752 in Co-60
  • CZ
  • CMI

Calibration certificate No.119 (2019)

Ion chamber, No. FC65-G-3360 in medium energy x-rays
  • FI
  • STUK

Calibration certificate No.118 (2019)

Ion chamber, No. FC65G-3360 in Co-60
  • FI
  • STUK

Calibration certificate No.117 (2019)

Ion chamber, No. PTW23344-620 in mammography beams
  • FI
  • STUK

Calibration certificate No.116 (2019)

Ion chamber, No. PTW23344-620 in low energy x-rays
  • FI
  • STUK

Calibration certificate No.106 (2019)

Ion chamber, No. NE2571-2690 in Co-60 beam
  • CH
  • METAS

Calibration certificate No.105 (2019)

Ion chamber, No. NE2611A-129 in Co-60 beam
  • CH
  • METAS

Calibration certificate No.88 (2019)

Ion chamber, No. NE 2571-2676 in Co-60 beam
  • PL
  • GUM

Calibration certificate No.87 (2019)

Ion chamber, No. TEC/NPL 2611B-242 in Co-60 beam
  • IAEA

Calibration certificate No.86 (2019)

Ion chamber, No. NE 2611-211 in Co-60 beam
  • IAEA

Calibration certificate No.85 (2019)

Ion chamber, No. PTW 23344-1205 in low-energy x-rays
  • IAEA

Calibration certificate No.84 (2019)

Ion chamber, No. PTW 23344-0957 in low-energy x-rays
  • IAEA

Calibration certificate No.63 (2019)

Ion chamber, No. NE2561-264 in medium-energy x-ray beams
  • BR
  • IRD

Calibration certificate No.62 (2019)

Ion chamber, No. NE2561-168 in medium-energy x-ray beams
  • BR
  • IRD

Calibration certificate No.61 (2019)

Ion chamber, No. NE2561-264 in Co-60 beam
  • BR
  • IRD

Calibration certificate No.60 (2019)

Ion chamber, No. NE2561-168 in Co-60 beam
  • BR
  • IRD

Calibration certificate No.27 (2019)

Ion chamber, No. PTW 23342-1391 in low-energy x-ray beams
  • GR
  • IRCL

Calibration certificate No.26 (2019)

Ion chamber Magna, No. 92650-D011271 in mammography beams
  • GR
  • IRCL

Calibration certificate No.25 (2019)

Ion chamber, No. FC65G-634 in med-energy x-ray beams
  • GR
  • IRCL

Calibration certificate No.24 (2019)

Ion chamber, No. FC65G-634 in Co-60 beam
  • GR
  • IRCL

Calibration certificate No.23 (2019)

Ion chamber Thermo, No. 2571-3513 in Co-60 beam
  • SK
  • SMU

Calibration certificate No.22 (2019)

Ion chamber, No. PTW 30013-1452 in Co-60 beam
  • SK
  • SMU

Calibration certificate No.14 (2019)

Ion chamber Exradin A19, No. XAQ170232 in medium-energy x-rays
  • NO
  • NRPA

Calibration certificate No.63 (2018)

Ion chamber Radcal RC6M, No. 9065 in mammography beams
  • NO
  • NRPA

Calibration certificate No.62 (2018)

Ion chamber Radcal RC6M, No. 9065 in low-energy x-rays
  • NO
  • NRPA

Calibration certificate No.61 (2018)

Ion chamber Exradin A19, No. XAQ170232 in Co-60
  • NO
  • NRPA

Calibration certificate No.60 (2018)

Ion chamber Capintec PR-06G, No. 8429 in Co-60
  • NO
  • NRPA

Calibration certificate No.38 (2018)

Ion chamber, Radcal RC6M-9643 in low-energy x-ray beams
  • AR
  • CRRD

Calibration certificate No.37 (2018)

Ion chamber, Radcal RC6M-9643 in mammography beams
  • AR
  • CRRD

Calibration certificate No.32 (2018)

Ion chamber Radcal RC6M, No. 9643 in low-energy x-ray beams
  • IAEA

Calibration certificate No.31 (2018)

Ion chamber Radcal RC6M, No. 10183 in mammography beams
  • IAEA

Study note No.3 (2018)

Ion chamber Radcal RC6, No. 16954 in low-energy x-ray beams
  • AR
  • CRRD

Calibration certificate No.56 (2017)

Ionization chamber, Radcal 10X5-6M-9200 in low-energy x-rays
  • SE
  • SSM

Calibration certificate No.55 (2017)

Ionization chamber, Exradin A3-169 in medium-energy x-rays
  • SE
  • SSM

Calibration certificate No.54 (2017)

Ionization chamber, FC65G-3106, in a 60Co gamma-ray beam
  • SE
  • SSM

Calibration certificate No.53 (2017)

Ionization chamber, NE2571-2597, in a 60Co gamma-ray beam
  • SE
  • SSM

Calibration certificate No.52 (2017)

Ionization chamber, LS10, No. 130, in radiation protection beams
  • IAEA

Calibration certificate No.51 (2017)

Ionization chamber, Exradin A6, No. XQ090164, in radiation protection beams
  • IAEA

Calibration certificate No.50 (2017)

Ionization chamber, LS01, No. 115, in radiation protection beams
  • IAEA

Calibration certificate No.49 (2017)

Ionization chamber, HS01, No. 102, in radiation prtection beams
  • IAEA

Calibration certificate No.36 (2017)

Ionization chamber, NE 2561, No. 156, in medium-energy x-rays
  • AR
  • CRRD

Calibration certificate No.35 (2017)

Ionization chamber, NE 2611A, No. 133, in a 60Co beam
  • AR
  • CRRD

Calibration certificate No.31 (2017)

Ionization chamber, PTW 34069, No. 195, in low-energy x-rays
  • EG
  • NIS

Calibration certificate No.30 (2017)

Ionization chamber, NE 2530, No. 424, in a 137Cs beam
  • EG
  • NIS

Calibration certificate No.29 (2017)

Ionization chamber, PTW 23343, No. 2862, in low-energy x-rays
  • EG
  • NIS

Calibration certificate No.28 (2017)

Ionization chamber, NE 2561, No. 229, in a 60Co beam
  • EG
  • NIS

Calibration certificate No.27 (2017)

Ionization chamber, NE 2561, No. 229, in medium energy x-rays
  • EG
  • NIS

Calibration certificate No.26 (2017)

Ionization chamber, NE 2571, No. 1262, in a 60Co beam
  • EG
  • NIS

Calibration certificate No.25 (2017)

Ionization chamber, NE 2571, No. 1262, in medium energy x-rays
  • EG
  • NIS

Calibration certificate No.7 (2017)

Ionization chamber PTW TM 34069, No. 163, in mammography x-rays
  • PT
  • IST

Calibration certificate No.2 (2017)

Ionization chamber PTW TM30001, No. 1576, in a 60Co gamma-ray beam
  • PT
  • IST

Calibration certificate No.79 (2016)

Ionization chamber NE 2571, No. 2676, in a 60Co gamma-ray beam
  • PL
  • GUM

Calibration certificate No.78 (2016)

Ionization chamber Exradin A6, No. XQ040063, in gamma-ray beams
  • SE
  • SSM

Calibration certificate No.77 (2016)

Ionization chamber PTW 30010, No. 132, in low-energy x-rays
  • ZA
  • NMISA

Calibration certificate No.76 (2016)

Ionization chamber PTW 30010, No. 132, in medium-energy x-rays
  • ZA
  • NMISA

Calibration certificate No.75 (2016)

Ionization chamber PTW 30010, No. 132, in a 60Co gamma-ray beam
  • ZA
  • NMISA

Calibration certificate No.28 (2016)

Ionization chamber FC65-G, No. 3360, in a 60Co gamma-ray beam
  • FI
  • STUK

Calibration certificate No.27 (2016)

Ionization chamber FC65-G, No. 3360, in medium-energy x-rays
  • FI
  • STUK

Calibration certificate No.26 (2016)

Ionization chamber PTW30013, No. 1452, in a 60Co gamma-ray beam
  • SK
  • SMU

Calibration certificate No.25 (2016)

Ionization chamber Thermo 2571, No. 2571, in a 60Co gamma-ray beam
  • SK
  • SMU

Calibration certificate No.21 (2016)

Ionization chamber NE 2611A, No. 211, in a 60Co gamma-ray beam
  • IAEA

Calibration certificate No.20 (2016)

Ionization chamber TEC/NPL 2611B, No. 242, in a 60Co gamma-ray beam
  • IAEA

Calibration certificate No.19 (2016)

Ionization chamber NE 2561, No. 265, in medium-energy x-rays
  • IAEA

Calibration certificate No.18 (2016)

Ionization chamber NE 2611A, No. 145, in medium-energy x-rays
  • IAEA

Calibration certificate No.17 (2016)

Ionization chamber PTW 23344, No. 0957, in low-energy x-rays
  • IAEA

Calibration certificate No.16 (2016)

Ionization chamber PTW 23344, No. 0844 in low-energy x-rays
  • IAEA

Calibration certificate No.15 (2016)

Ionization chamber PTW W32002, No. 055, in 137Cs gamma-ray beam
  • ZA
  • NMISA

Calibration certificate No.14 (2016)

Ionization chamber NE 2530, No. 643, in 137Cs gamma-ray beam
  • ZA
  • NMISA

Calibration certificate No.3 (2016)

Ionization chamber FC65G, No. 935, in 60Co gamma-ray beam
  • ES
  • CIEMAT

Calibration certificate No.2 (2016)

Ionization chamber PTW TN31010, No. 2163, in 60Co gamma-ray beam
  • KR
  • KRISS

Calibration certificate No.1 (2016)

Ionization chamber PTW TN30013, No. 8979, in 60Co gamma-ray beam
  • KR
  • KRISS

Calibration certificate No.100 (2015)

Ionization chamber PTW 23342, No. 1391, in low-energy x-rays
  • GR
  • IRCL

Calibration certificate No.99 (2015)

Ionization chamber FC65-G, No. 634, in medium-energy x-rays
  • GR
  • IRCL

Calibration certificate No.98 (2015)

Ionization chamber FC65-G, No. 634, in a 60Co gamma-ray beam
  • GR
  • IRCL

Calibration certificate No.97 (2015)

Ionization chamber NE 2571, No. 3526 in a 60Co gamma-ray beam
  • ES
  • CIEMAT

Calibration certificate No.96 (2015)

Ionization chamber Shonka, No. 346 in a 60Co gamma-ray beam
  • ES
  • CIEMAT

Calibration certificate No.94 (2015)

Ionization chamber NE 2530, No. 699 in gamma-ray beams
  • AR
  • CRRD

Calibration certificate No.93 (2015)

Ionization chamber NE 2575, No. 467 in gamma-ray beams
  • AR
  • CRRD

Calibration certificate No.63 (2015)

Ionization chamber Radcal 4001-1020703, No. 9060 in mammography x-rays
  • IAEA

Calibration certificate No.62 (2015)

Ionization chamber Radcal 4001-1020703, No. 9059 in mammography x-rays
  • IAEA

Calibration certificate No.14 (2015)

Ionization chamber NE 2611A, No. 176 in a 60Co gamma-ray beam
  • MX
  • ININ

Calibration certificate No.13 (2015)

Ionization chamber Exradin A12, No. 71931 in a 60Co gamma-ray beam
  • MX
  • ININ

Calibration certificate No.76 (2014)

Ionization chamber NE 2561, No. 097 in a 60Co gamma-ray beam
  • FI
  • STUK

Calibration certificate No.75 (2014)

Ionization chamber NE 2561, No. 097 in medium-energy x-rays
  • FI
  • STUK

Calibration certificate No.74 (2014)

Ionization chamber PTW 23344, No. 620, in mammography x-rays
  • FI
  • STUK

Calibration certificate No.73 (2014)

Ionization chamber PTW 23344, No. 620 in low-energy x-rays
  • FI
  • STUK

Calibration certificate No.51 (2014)

Ionization chamber Exradin A6, No. XQ090164 in gamma-ray beams
  • IAEA

Calibration certificate No.50 (2014)

Ionization chamber LS10, No. 130 in gamma-ray beams
  • IAEA

Calibration certificate No.49 (2014)

Ionization chamber HS01, No. 102 in gamma-ray beams
  • IEAE

Calibration certificate No.48 (2014)

Ionization chamber LS01, No. 115 in gamma-ray beams
  • IAEA

Calibration certificate No.38 (2014)

Ionization chamber PTW 32002, No. 0220 in a 137Cs gamma-ray beam
  • IT
  • ENEA-INMRI

Calibration certificate No.77 (2013)

Ionization chamber NE 2561, No. 264 in a 60Co gamma-ray beam
  • BR
  • LNMRI

Calibration certificate No.76 (2013)

Ionization chamber NE 2561, No. 264 in medium-energy x-rays
  • BR
  • LNMRI

Calibration certificate No.75 (2013)

Ionization chamber NE 2561, No. 168 in a 60Co gammar-ray beam
  • BR
  • LNMRI

Calibration certificate No.74 (2013)

Ionization chamber NE 2561, No. 168 in medium-energy x-rays
  • BR
  • LNMRI

Calibration certificate No.67 (2013)

Ionization chamber NE 2611A, No. 211 in a 60Co gamma-ray beam
  • IAEA

Calibration certificate No.66 (2013)

Ionization chamber TEC/NPL 2611B, No. 242 in a 60Co gamma-ray beam
  • IAEA

Calibration certificate No.65 (2013)

Ionization chamber FC65G, No. 1551 in a 60Co gamma-ray beam
  • IAEA

Calibration certificate No.64 (2013)

Ionization chamber NE 2561, No. 265 in medium-energy x-ray
  • IAEA

Calibration certificate No.63 (2013)

Ionization chamber NE 2611, No . 145 in medium-energy x-rays
  • IAEA

Calibration certificate No.62 (2013)

Ionization chamber PTW 23344, No. 0957 in low-energy x-rays
  • IAEA

Calibration certificate No.61 (2013)

Ionization chamber PTW 23344, No. 0844 in low-energy x-rays
  • IAEA

Calibration certificate No.59 (2013)

Ionization chamber Exradin A6, No. XQ102232 in gamma-ray beam
  • NO
  • NRPA

Calibration certificate No.58 (2013)

Ionization chamber NE 2561, No. 099 in a 60Co gamma-ray beam
  • NO
  • NRPA

Calibration certificate No.57 (2013)

Ionization chamber NE 2561, No. 099 in medium-energy x-rays
  • NO
  • NRPA

Calibration certificate No.56 (2013)

Ionization chamber Capintec PR-06G, No. 8429 in a 60Co gamma-ray beam
  • NO
  • NRPA

Calibration certificate No.55 (2013)

Ionization chamber Capintec PR-06G, No. 8429 in medium-energy x-rays
  • NO
  • NRPA

Calibration certificate No.54 (2013)

Ionization chamber Radcal RC6M, No. 9065 in mammography x-rays
  • NO
  • NRPA

Calibration certificate No.53 (2013)

Ionization chamber Radcal RC6M, No. 9065 in low-energy x-rays
  • NO
  • NRPA

Calibration certificate No.52 (2013)

Ionization chamber NE 2571, No. 2676 in a 60Co gamma-ray beam
  • PL
  • GUM

Calibration certificate No.19 (2013)

Ionization chamber NE 2611, No. 133 in medium-energy x-rays
  • AR
  • CRRD

Calibration certificate No.18 (2013)

Ionization chamber NE 2611, No. 2611 in a 60Co gamma-ray beam
  • AR
  • CRRD

Calibration certificate No.17 (2013)

Ionization chamber PTW W32002, No. 055 in gamma-ray beams
  • ZA
  • NMIMSA

Calibration certificate No.16 (2013)

Ionization chamber NE 2530, No. 649 in a 137Cs gamma-ray beam
  • ZA
  • NMISA