Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Long pathlength spectrophotometry"'
Autor:
Fernanda Helena Salami, Viviane Gomes Bonifácio, Orlando Fatibello-Filho, Luiz Humberto Marcolino-Jr
Publikováno v:
Química Nova, Vol 32, Iss 1, Pp 112-115 (2009)
A multicommuted method for determination of chlorine in water samples using a 100-cm cell was developed. In this method, orto-Tolidine reacts with chlorine and the product was monitored at 438 nm. The analytical curve for chlorine was linear in conce
Externí odkaz:
https://doaj.org/article/5d9869abd1924740b5d0c6b279648704
Publikováno v:
Química Nova, Vol 27, Iss 5, Pp 807-812 (2004)
Spectrophotometry is one of the most widespread analytical techniques due to its simplicity, reliability, and low-cost instrumentation for both direct measurements and coupled to other techniques or processes such as chromatography, electrophoresis a
Externí odkaz:
https://doaj.org/article/02cedf03f0034fc18e378a6b3f890300
Publikováno v:
Química Nova, Vol 31, Iss 2, Pp 427-429 (2008)
A simple and low-cost flow cell with 30 cm optical path for spectrophotometric measurements is described. It presents desirable characteristics such as low attenuation of the radiation beam and internal volume (75 µL) comparable to that of a 1-cm co
Externí odkaz:
https://doaj.org/article/05d82d519d6e4a0a8c88afa5e2b1b2c8
Publikováno v:
Química Nova, Volume: 27, Issue: 5, Pages: 807-812, Published: OCT 2004
Química Nova v.27 n.5 2004
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova v.27 n.5 2004
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Spectrophotometry is one of the most widespread analytical techniques due to its simplicity, reliability, and low-cost instrumentation for both direct measurements and coupled to other techniques or processes such as chromatography, electrophoresis a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::858107ed1a1bb3bfdbb085b250bd4ca6
https://doi.org/10.1590/s0100-40422004000500021
https://doi.org/10.1590/s0100-40422004000500021
Autor:
Santos, Juracir Silva
Publikováno v:
Repositório Institucional da UFBAUniversidade Federal da BahiaUFBA.
Submitted by Ana Hilda Fonseca (anahilda@ufba.br) on 2013-04-03T14:38:28Z No. of bitstreams: 2 Juracir Santos 2011-212 SLCF.docx: 14953 bytes, checksum: ecc1d6899f344c253ec324748e3c4cc7 (MD5) Tese - Juracir Silva Santos.pdf: 2944425 bytes, checksum:
Externí odkaz:
http://www.repositorio.ufba.br/ri/handle/ri/9809
Akademický článek
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Akademický článek
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Autor:
Salami, Fernanda Helena, Bonifácio, Viviane Gomes, Fatibello-Filho, Orlando, Marcolino-Jr, Luiz Humberto
Publikováno v:
Química Nova, Volume: 32, Issue: 1, Pages: 112-115, Published: 2009
A multicommuted method for determination of chlorine in water samples using a 100-cm cell was developed. In this method, orto-Tolidine reacts with chlorine and the product was monitored at 438 nm. The analytical curve for chlorine was linear in conce
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______608::8145eb93dd5fe974e697e13ccef307c6
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422009000100021&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422009000100021&lng=en&tlng=en
Autor:
Ildikó V. Tóth, Sérgio M.A. Victal, António O. S. S. Rangel, M. Cláudia Drumond, M. Sofia A.C. Neves, M. Renata S. Souto
Publikováno v:
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
A flow injection procedure based on the vanadomolybdate method for the determination of dissolved reactive phosphorus in water samples is described. The system includes a liquid waveguide long pathlength cell connected to a charge coupled device (CCD
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8560439228904289ace25fbde83663ad
Akademický článek
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