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Calibration and characterization certificates: Ionizing radiation
 
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BIPM services in the field of electricity
BIPM services in the field of ionizing radiation
BIPM services in mass and related quantities
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2008
No. 20 Ionization chamber in gamma-ray beams, No. 231 SRPA, Sweden
No. 19 Ionization chamber in 60Co gamma-ray beams, No. 2597 SRPA, Sweden
No. 18 Ionization chamber in 60Co gamma-ray beams, 2061 SRPA, Sweden
No. 17 Ionization chamber in medium-energy x-rays, No. 189 SRPA, Sweden
No. 16 Ionization chamber in medium-energy x-rays, No. 169 SRPA, Sweden
No. 15 Ionization chamber in low-energy x-rays, No. 9200 SRPA, Sweden
No. 14 Ionization chamber in low-energy x-rays, Radcal 10X5-6M-8302 SRPA, Sweden
No. 13 Ionization chamber in gamma-ray beams, No. 538 ININ, Mexico
No. 12 Ionization chamber in 60Co gamma-ray beams, No. 176 ININ, Mexico
No. 11 Ionization chamber in 60Co gamma-ray beams, No. 71931 ININ, Mexico

2007
No. 81 Ionization chamber in x-rays, No; 0064 NMISA, South Africa
No. 80 Ionization chamber in 60Co gamma-ray beams, No. 0064 NMISA, South Africa
No. 79 Ionization chamber in x-rays, NE 2571 2719 NMISA, South Africa
No. 78 Ionization chamber in 60Co gamma-ray beams, NE 2571 2719 NMISA, South Africa
No. 75 Ionization chamber in 60Co gamma-ray beams, NE 2561-168 LNMRI/IRD, Brazil
No. 74 Ionization chamber in medium-energy x-rays, No. 168 LNMRI/IRD, Brazil
No. 57 Ionization chamber in 60Co gamma-ray beam, No. NE 2571 CMI, Czech Republic
No. 54 Ionization chamber in medium-energy x-rays, No. 145 IAEA
No. 53 Ionization chamber in medium-energy x-rays, No. 265 IAEA
No. 52 Ionization chamber in low-energy x-rays, No. 0844 IAEA
No. 51 Ionization chamber in low-energy x-rays, No. 1128 IAEA
No. 50 Ionization chamber in 60Co gamma-ray beam, No. 132 IAEA
No. 49 Ionization chamber in 60Co gamma-ray beam, No. 211 IAEA
No. 19 Ionization chamber in gamma-ray beams, No. 467 CRRD, Argentina
No. 18 Ionization chamber in low-energy x-rays, No. 1250 NIS, Egypt
No. 17 Ionization chamber in medium-energy x-rays, No. 2016 NIS, Egypt
No. 16 Ionization chamber in gamma-ray beams, No 2016 NIS, Egypt
No. 15 Ionization chamber in medium-energy x-rays, No.229 NIS, Egypt
No. 14 Ionization chamber in gamma-ray beams, No. 229 NIS, Egypt

2006
No. 50 Ionization chamber in medium-energy x-rays, No. 3170 LNE, France
No. 49 Ionization chamber in medium-energy x-rays, No. 3169 LNE, France
No. 48 Ionization chamber in 60Co gamma-ray beam, No. 261 KRISS, Korea, Republic of
No. 25 Ionization chamber in 60Co gamma-ray beam, 2690 METAS, Switzerland
No. 24 Ionization chamber in 60Co gamma-ray beam, 130 METAS, Switzerland

2005
No. 55 Ionization chamber in 137Cs and 60Co gamma-ray beams, LS10 130 IAEA
No. 50 Ionization chamber in 60Co gamma-ray beam, PTW TM30001 1576 ITN, Portugal
No. 49 Ionization chamber in medium-energy x-rays, NE2571 2394 CRRD, Argentina
No. 48 Ionization chamber in 60Co gamma-ray beam, NE2571 2394 CRRD, Argentina
No. 47 Ionization chamber in medium-energy x-rays, NE2611 133 CRRD, Argentina
No. 46 Ionization chamber in 60Co gamma-ray beam, NE2611A 133 CRRD, Argentina
No. 45 Ionization chamber in 137Cs and 60Co gamma-ray beam, HS01 102 IAEA
No. 44 Ionization chamber in 137Cs and 60Co gamma-ray beam, LS01 115 IAEA
No. 29 Ionization chamber in a 60Co gamma-ray beam, NE 2611-144 CSIR-NML, South Africa
No. 28 Ionization chamber in x-rays, NE 2611-144 CSIR-NML, South Africa
No. 27 Ionization chamber in gamma-ray beams, NE 2530-649 CSIR-NML, South Africa

2004
No. 78 Ionization chamber in medium-energy x-rays, NE 2571-3169 BNM-LNHB, France
No. 70 Ionization chamber in medium-energy x-rays, NE 2561-265 IAEA
No. 61 Ionization chamber in 60Co gamma-ray beam, NE 2611A-211 IAEA
No. 60 Ionization chamber in 60Co gamma-ray beam, NE 2611A-132 IAEA
No. 59 Ionization chamber in 60Co gamma-ray beam, NE 2561-265 IAEA
No. 58 Ionization chamber in low-energy x-rays, PTW 23342-1128 IAEA
No. 36 Ionization chamber in gamma-ray beams, Exradin A3-229 NRPA, Norway
No. 35 Ionization chamber in 60Co gamma-ray beam, NE 2561-099 NRPA, Norway
No. 34 Ionization chamber in 60Co gamma-ray beam, Capintec PR-06G-8429 NRPA, Norway
No. 33 Ionization chamber in medium-energy x-rays, Capintec PR-06G-8429 NRPA, Norway
No. 32 Ionization chamber in low-energy x-rays, NE 2536/3-17786 NRPA, Norway
No. 31 Ionization chamber in low-energy x-rays, Radcal RC6M-9065 NRPA, Norway
No. 27 Ionization chamber in 60Co gamma-ray beam, NE 2571-3125 CIEMAT, Spain
No. 26 Ionization chamber in medium-energy x-rays, NE 2571-3125 CIEMAT, Spain
No. 25 Ionization chamber in 60Co gamma-ray beam, Shonka-416 CIEMAT, Spain
No. 24 Ionization chamber in 137Cs gamma-ray beam, Shonka-413 CIEMAT, Spain
No. 23 Ionization chamber in 60Co gamma-ray beam, Shonka-346 CIEMAT, Spain
No. 16 Ionization chamber in 60Co gamma-ray beam, NE 2561-097 STUK, Finland
No. 15 Ionization chamber in medium-energy x-rays, NE 2561-097 STUK, Finland
No. 14 Ionization chamber in low-energy x-rays, NE 2536/3-R17827 STUK, Finland
No. 13 Ionization chamber in low-energy x-rays, PTW 23344-620 STUK, Finland

2003
No. 79 Ionization chamber in 60Co gamma-ray beam, NE2571-3108 HIRCL, Greece
No. 71 Ionization chamber in 60Co gamma-ray beam, NE 2561-082 KFDA, Korea, Republic of
No. 67 Ionization chamber in gamma-ray beams, Exradin A3-22482 HIRCL, Greece
No. 60 Ionization chamber in gamma-ray beams, NE 2575-467 CRRD, Argentina
No. 59 Ionization chamber in 60Co gamma-ray beam, LS 01-115 IAEA
No. 58 Ionization chamber in 60Co gamma-ray beam, HS 01-102 IAEA
No. 47 Ionization chamber in gamma-ray beams, Exradin A4-231 SRPA, Sweden
No. 46 Ionization chamber in 60Co gamma-ray beam, NE 2571-2061 SRPA, Sweden
No. 45 Ionization chamber in 60Co gamma-ray beam, NE 2561-056 SRPA, Sweden
No. 44 Ionization chamber in medium-energy x-rays, Exradin A3-189 SRPA, Sweden
No. 43 Ionization chamber in medium-energy x-rays, Exradin A3-169 SRPA, Sweden
No. 42 Ionization chamber in low-energy x-rays, Radcal 10X5-6M-8302 SRPA, Sweden
No. 41 Ionization chamber in low-energy x-rays, PTW23344-17918 SRPA, Sweden
No. 6 Ionization chamber in 60Co gamma-ray beam, CC01-110 LNMRI/IRD, Brazil

2002
No. 91 Ionizing chamber in 137Cs gamma-ray beam, LS 01-115 IAEA
No. 84 Ionization chamber in 137Cs gamma-ray beam, HS 01-102 IAEA
No. 83 Ionization chamber in 137Cs gamma-ray beam, LS 01-115 IAEA
No. 82 Ionization chamber in medium-energy x-rays, NE 2561-265 IAEA
No. 81 Ionization chamber in low-energy x-rays, PTW 23344-0858 ARPANSA, Australia
No. 80 Ionization chamber in low-energy x-rays, transfer standard ARPANSA, Australia
No. 77 Ionization chamber in 137Cs gamma-ray beam, NE 2611A-144 CSIR-NML, South Africa
No. 76 Ionization chamber in 60Co gamma-ray beam, NE 2611A-144 CSIR-NML, South Africa
No. 75 Ionization chamber in x-rays, NE 2611A-144 CSIR-NML, South Africa
No. 66 Ionization chamber in medium-energy x-rays, NE 2571-3169 BNM-LNHB, France
No. 64 Ionization chamber in medium-energy x-rays, NE 2571-3170 BNM-LNHB, France
No. 63 Ionization chamber in low-energy x-rays, PTW M23344-713 ENEA-INMRI, Italy
No. 62 Ionization chamber in low-energy x-rays, PTW M23344-232 ENEA-INMRI, Italy
No. 61 Ionization chamber in medium-energy x-rays, ÖFZS TK 30-110 ENEA-INMRI, Italy
No. 60 Ionization chamber in medium-energy x-rays, ÖFZS TK 30-112 ENEA-INMRI, Italy
No. 59 Ionization chamber in medium-energy x-rays, Exradin A4-218 ENEA-INMRI, Italy
No. 58 Ionization chamber in medium-energy x-rays, PTW M23361-138 ENEA-INMRI, Italy
No. 33 Ionization chamber in medium-energy x-rays, NE 2571-2394 CRRD, Argentina
No. 32 Ionization chamber in 60Co gamma-ray beam, NE 2571-2394 CRRD, Argentina
No. 31 Ionization chamber in medium-energy x-rays, NE 2611A-133 CRRD, Argentina
No. 30 Ionization chamber in 60Co gamma-ray beam, NE 2611A-133 CRRD, Argentina
No. 29 Ionization chamber in 60Co gamma-ray beam, NE 2561-84 OMH, Hungary
No. 27 Ionization chamber in low-energy x-rays, Radcal 10X5-6M-8468 LNMRI, Brazil
No. 26 Ionization chamber in medium-energy x-rays, Exradin A2-157 LNMRI, Brazil
No. 25 Ionization chamber in medium-energy x-rays, NE 2561-264 LNMRI, Brazil
No. 24 Ionization chamber in 60Co gamma-ray beam, NE 2561-264 LNMRI, Brazil
No. 23 Ionization chamber in medium-energy x-rays, NE 2571-261 KRISS, Korea, Republic of
No. 22 Ionization chamber in gamma-ray beams, Exradin A4-346 KRISS, Korea, Republic of
No. 21 Ionization chamber in 60Co gamma-ray beam, NE 2561-82 KFDA, Korea, Republic of
No. 18 Ionization chamber in 60Co gamma-ray beam, PTW 23343-2862 NIS, Egypt
No. 17 Ionization chamber in 60Co gamma-ray beam, NE 2571-1262 NIS, Egypt
No. 16 Ionization chamber in 60Co gamma-ray beam, NE 2561-229 NIS, Egypt
No. 15 Ionization chamber in medium-energy x-rays, NE 2571-1262 NIS, Egypt
No. 14 Ionization chamber in medium-energy x-rays, NE 2561-229 NIS, Egypt
No. 5 Ionization chamber in 137Cs gamma-ray beam, ND 1000-7711 NCM, Bulgaria
No. 4 Ionization chamber in x-rays, ND 1002-7814 NCM, Bulgaria
No. 3 Ionization chamber in x-rays, ND 1001-7814 NCM, Bulgaria
No. 2 Ionization chamber in gamma-ray beams, ND 1001-7814 NCM, Bulgaria

2001
No. 86 Ionization chamber in 60Co gamma-ray beam, ND 1006-8508 SZMDM, Serbia
No. 85 Ionization chamber in medium-energy x-rays, ND 1006-8508 SZMDM, Serbia
No. 54 Ionization chamber in 60Co gamma-ray beam, NE 2571-3108 HIRCL, Greece
No. 43 Ionization chamber in 137Cs gamma-ray beam, Exradin A4-231 SRPI, Sweden
No. 42 Ionization chamber in 137Cs gamma-ray beam, Exradin A4-119 SRPI, Sweden
No. 25 Ionization chamber in 137Cs gamma-ray beam, LS 01-115 IAEA
No. 24 Ionization chamber in 60Co gamma-ray beam, NE 2561-321 IAEA
No. 23 Ionization chamber in 60Co gamma-ray beam, NE 2561-265 IAEA
No. 22 Ionization chamber in low-energy x-rays, PTW 23342-1128 IAEA
No. 21 Ionization chamber in low-energy x-rays, PTW 23344-089 LNMRI, Brazil
No. 16 Ionization chamber in gamma-ray beams, NE 2561-168 LNMRI, Brazil

2000
No. 11 Ionization chamber in gamma-ray beams, Shonka 346 CIEMAT, Spain
No. 10 Ionization chamber in gamma-ray beams, Shonka 413 CIEMAT, Spain

Study Notes
2003
No. 5 Ionization chamber in medium-energy x-rays, NE 2577-239 BNM-LNHB, France