Accurate quantification of impurities in pure peptide material - angiotensin I: Comparison of calibration requirements and method performance characteristics of liquid chromatography coupled to hybrid tandem mass spectrometry and linear ion trap high-resolution mass spectrometry
Stoppacher, N., Josephs, R. D., Daireaux, A., Choteau, T., Westwood, S., Wielgosz, R. I.
Published in Rapid communications in mass spectrometry (30.09.2015)
Published in Rapid communications in mass spectrometry (30.09.2015)
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Journal Article
CCQM-P206, nitrous oxide (N2O) in air, ambient level, pilot study run in parallel with CCQM-K68.2019
Viallon, J, Choteau, T, Flores, E, Idrees, F, Moussay, P, Wielgosz, R I, Harth, Christina M, Guillevic, Myriam, Weiss, Ray F, Hall, B, Lim, J S
Published in Metrologia (01.01.2023)
Published in Metrologia (01.01.2023)
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Journal Article
Final report of CCQM-P225a and b, international comparison on carbon dioxide in air and nitrogen at ambient levels (350 μmol/mol to 800 μmol/mol)
Viallon, J, Choteau, T, Moussay, P, Wielgosz, R I, Veen, A M H van der, Bi, Z, Crotwell, A, Hall, B, Webber, E Mussel, Hill−Pearce, R, Brewer, P, Worton, D, Macé, T, Sutour, C
Published in Metrologia (01.01.2023)
Published in Metrologia (01.01.2023)
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Journal Article
CCQM-K68.2019, nitrous oxide (N2O) in air, ambient level, final report
Viallon, J, Choteau, T, Flores, E, Idrees, F, Moussay, P, Wielgosz, R I, Lim, J S, Lee, Jeongsoon, Lee, Jinbok, Moon, Dongmin, Wijk, J I T van, Persijn, S, Veen, A M H van der, Efremova, O V, Konopelko, L, Kustikov, Y, Kolobova, A, Klimov, A, Bi, Z, Cecelski, C, Carney, J, Toman, B, Possolo, A, Hall, B, Brewer, P, Worton, D, Saarnio, K, Aaltonen, H, Tshilongo, J, Mogale, D Mphara, Mphaphuli, G, Marebane, P Mohweledi
Published in Metrologia (01.01.2023)
Published in Metrologia (01.01.2023)
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Journal Article
Pilot study on peptide purity - glycated hexapeptide of HbA1c
Josephs, R D, Liu, Q, Martos, G, Bedu, M, Daireaux, A, Choteau, T, Westwood, S, Wielgosz, R I, Nammoonnoy, J, Zhang, W, Yong, S, Liu, H, Chen, Y, Ng, C Y, Lu, T, Wang, J, Leung, H W, Teo, T L, Zhai, R, Dai, X, Chu, Z, Fang, X, Peng, T, Xie, J, Mi, W, Zhu, M, Liu, Y, Li, M, Wu, L, Li, H, Lee, H, Ün, I, Bilsel, M, Öztug, M, Saban, E, Akgöz, M
Published in Metrologia (01.01.2022)
Published in Metrologia (01.01.2022)
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Journal Article
Final report of CCQM-P204, comparison on CO2 isotope ratios in pure CO2
Viallon, J, Choteau, T, Flores, E, Idrees, F, Moussay, P, Wielgosz, R I, Loh, Z, Allison, C, Huang, L, Chivelscu, A, Camin, F, Krajnc, B, Ogrinc, N, Fioravante, A de Lima, Fasciotti, M, Monteiro, T V C, Garrido, B C, Rego, E C P, Wollinger, W, Augusto, C R, Michel, S, Lee, J S, Lim, J K, Daëron, M, Kassi, S, Moossen, H, Hai, L, Zhou, Z, Srivastava, A, Shimosaka, T, Webber, E Mussel, Hill−Pearce, R, Brewer, P, Chartrand, M, Rienitz, O, Ebert, V, Flierl, L, Braden-Behrens, J, Nwaboh, J, Emad, A, Simsek, A, Chubchenko, I
Published in Metrologia (01.01.2023)
Published in Metrologia (01.01.2023)
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Journal Article
Pilot study on peptide purity—synthetic oxytocin
Josephs, R D, Li, M, Daireaux, A, Choteau, T, Martos, G, Westwood, S, Wielgosz, R I, Li, H, Wang, S, Feng, L, Huang, T, Pan, M, Zhang, T, Gonzalez-Rojano, N, Balderas-Escamilla, M, Perez-Castorena, A, Perez-Urquiza, M, Ün, I, Bilsel, M
Published in Metrologia (01.01.2020)
Published in Metrologia (01.01.2020)
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Journal Article
Key comparison study on peptide purity - synthetic oxytocin
Josephs, R D, Li, M, Daireaux, A, Choteau, T, Martos, G, Westwood, S, Wielgosz, R I, Li, H, Wang, S, Li, X, Shi, N, Wu, P, Feng, L, Huang, T, Zhang, T, Li, S, Beltrão, P J, Saraiva, A Marcos, Garrido, B C, Scapin, S M Naressi, Wollinger, W, Sade, Y Bacila, Thibeault, M -P, Stocks, B B, Melanson, J E, Kinumi, T, Rezali, M F Bin, Öztug, M, Akgöz, m, Quaglia, M
Published in Metrologia (01.01.2020)
Published in Metrologia (01.01.2020)
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Journal Article
Impurity identification and determination for the peptide hormone angiotensin I by liquid chromatography–high-resolution tandem mass spectrometry and the metrological impact on value assignments by amino acid analysis
Stoppacher, N., Josephs, R. D., Daireaux, A., Choteau, T., Westwood, S. W., Wielgosz, R. I.
Published in Analytical and bioanalytical chemistry (01.10.2013)
Published in Analytical and bioanalytical chemistry (01.10.2013)
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Journal Article
Key comparison study—organic solvent calibration solution—gravimetric preparation and value assignment of trans-zearalenone (trans-ZEN) in acetonitrile (ACN)
Josephs, R D, Daireaux, A, Bedu, M, Li, Xiuqin, Li, Xiaomin, Guo, Z, Choteau, T, Martos, G, Westwood, S, Wielgosz, R I, Li, H, Simón, M, Rego, E C P do, Garrido, B C, Leal, R, Carvalho, L, Guimarães, E, Bahadoor, A, Bates, J, Melanson, J E, Giannikopoulou, P, Alexopoulos, C, Kakoulides, E, Mugenya, I, Prevoo-Franzsen, D, Fernandes-Whaley, M, Marbumrung, S, Bilsel, M, Binici, B, Gokcen, T
Published in Metrologia (01.01.2020)
Published in Metrologia (01.01.2020)
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Journal Article
Key comparison study on peptide purity—synthetic human C-peptide
Josephs, R D, Li, M, Song, D, Westwood, S, Stoppacher, N, Daireaux, A, Choteau, T, Wielgosz, R, Xiao, P, Liu, Y, Gao, X, Zhang, C, Zhang, T, Mi, W, Quan, C, Huang, T, Li, H, Flatschart, R, Oliveira, R Borges, Melanson, J E, Ohlendorf, R, Henrion, A, Kinumi, T, Wong, L, Liu, Q, Senal, M Oztug, Vatansever, B, Ün, I, Gören, A C, Akgöz, M, Quaglia, M, Warren, J
Published in Metrologia (01.01.2017)
Published in Metrologia (01.01.2017)
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Journal Article
Mycotoxin metrology: Gravimetric production of zearalenone calibration solution
Rego, E C P, Simon, M E, Li, Xiuqin, Li, Xiaomin, Daireaux, A, Choteau, T, Westwood, S, Josephs, R D, Wielgosz, R I, Cunha, V S
Published in Journal of physics. Conference series (01.03.2018)
Published in Journal of physics. Conference series (01.03.2018)
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Journal Article
Pilot study on peptide purity—synthetic human C-peptide
Josephs, R D, Li, M, Song, D, Daireaux, A, Choteau, T, Stoppacher, N, Westwood, S, Wielgosz, R, Xiao, P, Liu, Y, Gao, X, Zhang, C, Zhang, T, Mi, W, Quan, C, Huang, T, Li, H, Melanson, J E, Ün, I, Gören, A C, Quaglia, M, Warren, J
Published in Metrologia (01.01.2017)
Published in Metrologia (01.01.2017)
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Journal Article
An international comparison of mass fraction purity assignment of digoxin: The Comité Consultatif pour la Quantité de Matière (CCQM) Pilot Study CCQM-P20.f (Digoxin)
Westwood, S, Josephs, R, Choteau, T, Mesquida, C, Daireaux, A, Wielgosz, R, Davies, S, Windust, A, Kang, M, Ting, H, Kato, K, Frias, E, Pérez, M, Apps, P, Fernandes-Whaley, M, Wiangnon, K, Ruangrittinon, N, Wood, S, LeGoff, T, Duewer, D, Schantz, M, Siekmann, L, Esker, J
Published in Metrologia (01.01.2011)
Published in Metrologia (01.01.2011)
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Journal Article
Subsequent bilateral key comparison study - organic solvent calibration solution - gravimetric preparation and value assignment of aflatoxin B1 (AfB1) in acetonitrile (ACN)
Josephs, R D, Bedu, M, Daireaux, A, Li, Xiuqin, Li, Xiaomin, Guo, Z, Li, Xianjiang, Choteau, T, Martos, G, Westwood, S, Wielgosz, R I, Li, H, Klich, H, Torkhani, R, Bellazreg, W, Chaieb, S, Sallemi, H, Alimi, K
Published in Metrologia (01.01.2024)
Published in Metrologia (01.01.2024)
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Journal Article
Final report of CCQM-P204, comparison on CO 2 isotope ratios in pure CO 2
Viallon, J, Choteau, T, Flores, E, Idrees, F, Moussay, P, Wielgosz, R I, Loh, Z, Allison, C, Huang, L, Chivelscu, A, Camin, F, Krajnc, B, Ogrinc, N, Fioravante, A de Lima, Fasciotti, M, Monteiro, T V C, Garrido, B C, Rego, E C P, Wollinger, W, Augusto, C R, Michel, S, Lee, J S, Lim, J K, Daëron, M, Kassi, S, Moossen, H, Hai, L, Zhou, Z, Srivastava, A, Shimosaka, T, Webber, E Mussel, Hill−Pearce, R, Brewer, P, Chartrand, M, Rienitz, O, Ebert, V, Flierl, L, Braden-Behrens, J, Nwaboh, J, Emad, A, Simsek, A, Chubchenko, I
Published in Metrologia (14.11.2023)
Published in Metrologia (14.11.2023)
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Journal Article
Key Comparison Study - Organic Solvent Calibration Solution - Gravimetric preparation and value assignment of patulin (PAT) in acetonitrile (ACN) with 0.1 % formic acid (FA)
Josephs, R D, Bedu, M, Daireaux, A, Li, Xianjiang, Guo, Z, Li, Xiuqin, Zhang, Q, Gao, Y, Choteau, T, Martos, G, Westwood, S, Wielgosz, R I, Li, Hongmei, Simón, M, Smersu, C Santana, Villarreal, M, Rzeznik, M M, Cirio, M, Rego, E C P do, Leal, R, Carvalho, L, Guimarães, E, Erazo, L Morales, Ramirez, S, Gonzalez, I, Tahoun, I F, Giannikopoulou, P, Alexopoulos, C, Kakoulides, E, Alrasheed, M, Alzahrani, A, Alsowailem, S, Prevoo-Franzsen, D, Fernandes-Whaley, M, Marbumrung, S, Jongmesuk, P, Kankaew, P, Shearman, K, Boonyakong, C, Klich, H, Torkhani, R, Gokcen, T, Bilsel, M, Ozen, S Akkus, Martínez, O
Published in Metrologia (01.01.2023)
Published in Metrologia (01.01.2023)
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Journal Article
Pilot study on peptide purity - hexapeptide of HbA0
Josephs, R D, Liu, Q, Martos, G, Bedu, M, Daireaux, A, Choteau, T, Westwood, S, Wielgosz, R I, Nammoonnoy, J, Zhang, W, Yong, S, Liu, H, Chen, Y, Ng, C Y, Lu, T, Wang, J, Leung, H W, Teo, T L, Gong, X, Dai, X, Xia, W, Feng, L, Xie, J, Peng, T, Fang, X, Wu, L, Li, C, Song, J, Li, M, Li, H, Lee, H, Ün, I, Bilsel, M, Öztug, M, Saban, E, Akgöz, M
Published in Metrologia (01.01.2022)
Published in Metrologia (01.01.2022)
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Journal Article
Key comparison study on peptide purity - hexapeptide of HbA0
Josephs, R D, Liu, Q, Martos, G, Bedu, M, Daireaux, A, Choteau, T, Westwood, S, Wielgosz, R I, Nammoonnoy, J, Zhang, W, Yong, S, Liu, H, Chen, Y, Ng, C Y, Lu, T, Wang, J, Leung, H W, Teo, T L, Gong, X, Dai, X, Xia, W, Feng, L, Xie, J, Peng, T, Fang, X, Wu, L, Li, C, Song, J, Li, M, Li, H, Beltrão, P J, Scapin, S M Naressi, Sade, Y Bacila, Bahadoor, A, Stocks, B B, Thibeault, M-P, Melanson, J E, Giangrande, C, Delatour, V, Boeuf, A, Vaneeckhoutte, H, Ohlendorf, R, O'Connor, G, Henrion, A, Fung, W-H, Wong, Y-T, Saikusa, K, Yamasaki, T, Kinumi, T, Öztug, M, Saban, E, Akgöz, M, Quaglia, M, Groves, K, Clarkson, C, Drinkwater, G, Rupérez Cebolla, D
Published in Metrologia (01.01.2022)
Published in Metrologia (01.01.2022)
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