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Registros recuperados : 28 | |
6. | | MACHADO, R. C.; AMARAL, C. D. B. do; NOBREGA, J. de A.; NOGUEIRA, A. R. de A. Multielemental determination of As, Bi, Ge, Sb, and Sn in agricultural samples using hydride generation coupled to microwave-induced plasma optical emission spectrometry. Journal of Agricultural and Food Chemistry, v. 65, n. 23, p. 4839-4842, 2017. Biblioteca(s): Embrapa Pecuária Sudeste. |
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8. | | AMARAL, C. D. B.; AMAIS, R. S.; FIALHO, L. L.; SCHIAVO, D.; NOGUEIRA, A. R. de A.; NÓBREGA, J. A. Determination of carbon in digested samples and amino acids by inductively coupled plasma tandem mass spectrometry. Microchemical Journal, v. 122, n. 1, p. 29-32, 2015. Biblioteca(s): Embrapa Pecuária Sudeste. |
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12. | | BOSSU, C. M.; BERNARDI, A. C. de C.; PEREIRA, C. D.; AMARAL, C. D. B.; SOUZA, G. B. de; NOBREGA, J. A.; NOGUEIRA, A. R. de A. Avaliação da adição de contaminantes (As, Pb, Cd e Cr) em forrageira (Brachiaria brizantha) candidata a material de referência. In: ENCONTRO NACIONAL DE QUÍMICA ANALÍTICA, 16., 2011, Campos de Jordão. Anais... Campos de Jordão: SBQ, 2011. Biblioteca(s): Embrapa Pecuária Sudeste. |
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13. | | AMARAL, C. D. B.; PESSOA, A. G. G.; SANTOS, M. C.; DONATI, G. L.; NÓBREGA, J. A.; NOGUEIRA, A. R. de A. Avaliação de diferentes preparos de amostra para especiação de arsênio em tecido vegetal por HPLC-ICP-MS com o emprego de padronização interna com espécie poliatômica. In: ENCONTRO NACIONAL DE QUÍMICA ANALÍTICA, 16., 2011, Campos de Jordão. Anais... Campos de Jordão: SBQ, 2011. Biblioteca(s): Embrapa Pecuária Sudeste. |
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14. | | AMARAL, C. D. B. do; SCHIAVO, D.; BARROS, J. A. V. de A.; MACHADO, R. C.; NOGUEIRA, A. R. de A.; NOBREGA, J. de A. Characterization of synchronous vertical dual view inductively coupled plasma optical emission spectrometry with application for water analysis. Analytical Letters, v. 49, n. 13, p. 1-7, 2016. Biblioteca(s): Embrapa Pecuária Sudeste. |
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15. | | AMARAL, C. D. B. do; MACHADO, R. C.; VIRGILIO, A.; SCHIAVO, D.; NOGUEIRA, A. R. de A.; NOBREGA, J. de A. Critical evaluation of internal standardization in ICP tandem mass spectrometry and feasibility of the oxygen reaction for boron determination in plants. In: Journal of Analytical Atomic Spectrometry, v.31, issue 6, p. 1179-1184, 2016 Biblioteca(s): Embrapa Pecuária Sudeste. |
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17. | | AMARAL, C. D. B.; AMAIS, R. S.; FIALHO, L. L.; SCHIAVO, D.; AMORIM, T.; NOGUEIRA, A. R. de A.; ROCHA, F. R. P.; NÓBREGA, J. A. A novel strategy to determine As, Cr, Hg and V in drinking water by ICP-MS/MS. Analytical Methods, v. 7, p. 1215-1220, 2015. Biblioteca(s): Embrapa Pecuária Sudeste. |
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18. | | MACHADO, R. C.; VIRGILIO, A.; AMARAL, C. D. B. do; SCHIAVO, D.; NOBREGA, J. de A.; NOGUEIRA, A. R. de A. Evaluation of inductively coupled plasma tandem mass spectrometry for determination of as in agricultural inputs with high REE contents. Journal of the Brazilian Chemical Society, v. 27, n. 11, p. 2076-2081, 2016. Biblioteca(s): Embrapa Pecuária Sudeste. |
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20. | | SILVA, C. S. da; BIANCHI, S. R.; AMARAL, C. D. B. do; SOUZA, G. B. de; NOGUEIRA, A. R. de A. Estudos de homogeneidade para determinação de macro e micronutrientes em fosfatos de rocha candidato a material de referência. In: ENCONTRO NACIONAL DE METODOLOGIAS E GESTÃO DE LABORATÓRIOS, 18.; SIMPÓSIO SOBRE PROCEDIMENTOS ANALÍTICOS E AS RASTREABILIDADE DOS RESULTADOS NA AGROPECUÁRIA, 5., 2013. Salvador, Ba. Resumo... Brasília: Embrapa, MAPA, Governo Federal, 2013. 1 p. Biblioteca(s): Embrapa Solos. |
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Registros recuperados : 28 | |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Pecuária Sudeste. Para informações adicionais entre em contato com cppse.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Pecuária Sudeste. |
Data corrente: |
10/12/2019 |
Data da última atualização: |
03/12/2020 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
MACHADO, R. C.; SILVA, A. B.; AMARAL, C. D. B.; VIRGILIO, A.; NOGUEIRA, A. R. de A. |
Afiliação: |
Raquel C. Machado, UFSCAR; Ana Beatriz S. Silva, UFSCAR; Clarice D. B. Amaral, UFPR; Alex Virgilio, UNESP; ANA RITA DE ARAUJO NOGUEIRA, CPPSE. |
Título: |
Internal standardization as a strategy to overcome non-spectral interferences in the determination of As, Cd and Pb in mineral fertilizers by synchronous vertical dual view (SVDV) ICP OES. |
Ano de publicação: |
2020 |
Fonte/Imprenta: |
Analytical Methods, v. 12, n. 39, 2020. |
DOI: |
10.1039/c9ay02343g |
Idioma: |
Inglês |
Conteúdo: |
Elemental determination for fertilizer analysis by optical spectrometric techniques is often prone to non-spectral interferences due to the high content of easily ionizable elements (EIEs). Herein, we verify the use of internal standardization as a strategy for compensating for this matrix effect during As, Cd, and Pb determination in mineral fertilizers by SVDV ICP OES. Bismuth, Ir, Sc, and Y were chosen as internal standards (IS) and their ionic and atomic emission lines were carefully taken into account. The results indicated that the EIEs presence caused signal changes and internal standardization may be a suitable alternative to minimize this interference. By analyzing a certified reference material (CRM NIST 695) the best recoveries (from 94 to 106%) were achieved by applying internal standardization for all analytes. Concerning the elements evaluated as internal standards, Y (360.1 nm) and Sc (424.7 nm) were more suitable for As while Ir (215.8 nm) and Bi (190.2 nm and 195.4 nm) were suitable for Cd. For Pb, Ir (215.8 nm) was the most appropriate internal standard. The limits of detection using ISs were 0.70, 0.03 and 1.00 mg kg1 for As, Cd and Pb, respectively. The application of internal standardization is an effective strategy to overcome matrix interferences in fertilizer analysis by SVDV ICP OES. |
Palavras-Chave: |
Análise de fertilizante; EIEs; Fertilizante mineral; Técnicas espectrométricas ópticas. |
Thesagro: |
Fertilizante. |
Thesaurus NAL: |
Fertilizers; Mineral fertilizers. |
Categoria do assunto: |
W Química e Física |
Marc: |
LEADER 02218naa a2200265 a 4500 001 2116542 005 2020-12-03 008 2020 bl uuuu u00u1 u #d 024 7 $a10.1039/c9ay02343g$2DOI 100 1 $aMACHADO, R. C. 245 $aInternal standardization as a strategy to overcome non-spectral interferences in the determination of As, Cd and Pb in mineral fertilizers by synchronous vertical dual view (SVDV) ICP OES.$h[electronic resource] 260 $c2020 520 $aElemental determination for fertilizer analysis by optical spectrometric techniques is often prone to non-spectral interferences due to the high content of easily ionizable elements (EIEs). Herein, we verify the use of internal standardization as a strategy for compensating for this matrix effect during As, Cd, and Pb determination in mineral fertilizers by SVDV ICP OES. Bismuth, Ir, Sc, and Y were chosen as internal standards (IS) and their ionic and atomic emission lines were carefully taken into account. The results indicated that the EIEs presence caused signal changes and internal standardization may be a suitable alternative to minimize this interference. By analyzing a certified reference material (CRM NIST 695) the best recoveries (from 94 to 106%) were achieved by applying internal standardization for all analytes. Concerning the elements evaluated as internal standards, Y (360.1 nm) and Sc (424.7 nm) were more suitable for As while Ir (215.8 nm) and Bi (190.2 nm and 195.4 nm) were suitable for Cd. For Pb, Ir (215.8 nm) was the most appropriate internal standard. The limits of detection using ISs were 0.70, 0.03 and 1.00 mg kg1 for As, Cd and Pb, respectively. The application of internal standardization is an effective strategy to overcome matrix interferences in fertilizer analysis by SVDV ICP OES. 650 $aFertilizers 650 $aMineral fertilizers 650 $aFertilizante 653 $aAnálise de fertilizante 653 $aEIEs 653 $aFertilizante mineral 653 $aTécnicas espectrométricas ópticas 700 1 $aSILVA, A. B. 700 1 $aAMARAL, C. D. B. 700 1 $aVIRGILIO, A. 700 1 $aNOGUEIRA, A. R. de A. 773 $tAnalytical Methods$gv. 12, n. 39, 2020.
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