Zobrazeno 1 - 10
of 4 327
pro vyhledávání: '"Flame atomic absorption spectrometry"'
Publikováno v:
Kuangchan zonghe liyong, Vol 45, Iss 4, Pp 128-133 (2024)
This is an article in the field of analytical testing. As a green and environmentally friendly fire gold test method for efficient separation and enrichment of trace precious metals in ore, bismuth gold test effectively avoids the problem of toxic po
Externí odkaz:
https://doaj.org/article/bd58f1bf21e44b749bcdaaaa852a056f
Publikováno v:
Water Science and Technology, Vol 88, Iss 11, Pp 2862-2872 (2023)
Elimination of the matrix effect is a major challenge in developing a method for the quantification of heavy metals (HMs) in water samples. In this regard, the current research describes the simultaneous analyses of Cu(II), Cd(II), and Ni(II) ions in
Externí odkaz:
https://doaj.org/article/e52cf9c92e234ef5ba9dd299c1704dbf
Publikováno v:
Регуляторные исследования и экспертиза лекарственных средств, Vol 13, Iss 3, Pp 394-402 (2023)
Scientific relevance. Zinc content is a quality attribute of insulin products. The State Pharmacopoeia of the Russian Federation requires that it should be determined by flame atomic absorption spectrometry (FAAS). However, many pharmaceutical manufa
Externí odkaz:
https://doaj.org/article/66dbf859792942679a148519eeb451f9
Publikováno v:
Separations, Vol 11, Iss 7, p 193 (2024)
Thallium is an accumulative highly toxic metal, that can be present in environmental samples due to industrial pollution and is dangerous for living organisms. Thus, its determination at trace levels is necessary. The lab-in-syringe (LIS) is consider
Externí odkaz:
https://doaj.org/article/4c0b5b53c08f4f549b8ce9c56088f403
Publikováno v:
Kuangchan zonghe liyong, Vol 44, Iss 4, Pp 182-187 (2023)
This is an essay in the field of mineral analysis. After the samples were roasted and digested in 50% aqua regia by sealed dissolution,the gold in ore samples were adsorbed by 0.25g polyurethane foam during the oscillating, the polyurethane foam was
Externí odkaz:
https://doaj.org/article/47ea8c608abd4cc69e6d5d31243930a2
Publikováno v:
SN Applied Sciences, Vol 5, Iss 7, Pp 1-11 (2023)
Abstract This work reports a simple and sensitive on-line solid-phase extraction system for the pre-concentration and determination of a trace amount of Co(II (ions by flame atomic absorption spectrometry (FAAS). This method is based on the on-line r
Externí odkaz:
https://doaj.org/article/48e3016ab9b04545be312bea06b40342
Autor:
Marmar Mabrouk, Ahmed H. Moustafa, Ayman A. Gouda, Hager E. Mohamed, Ali M. Alshehri, Mohannad M. Garoub, Amal H. Al-Bagawi, Mona A. El-Attar
Publikováno v:
Talanta Open, Vol 8, Iss , Pp 100275- (2023)
Abstarct: Co(II), Cu(II), Ni(II), and Zn(II) ions from food and water sample have been separated and preconcentrated using a novel, straightforward, and precise carrier element-free coprecipitation approach. The suggested procedure relied on the util
Externí odkaz:
https://doaj.org/article/8b3b8530f73844fcaa0c9b95dfe16ee0
Autor:
Oyebamiji O. Oketayo, Rufus T. Akinnubi, Fredrick O. Adeyemi, Olushola S. Ayanda, Simphiwe N. Nelana
Publikováno v:
African Scientific Reports, Pp 154-160 (2022)
In recent times, anthropogenic source has been considered to be one of the major sources of environmental pollution. In this study, the levels of six heavy metals (Cadmium -Cd, Copper-Cu, Chromium-Cr, Iron-Fe, Mangenese- Mn and Lead-Pb) were assayed
Externí odkaz:
https://doaj.org/article/93daeeade5854a59ac416850ca965da0
Publikováno v:
Yankuang ceshi, Vol 41, Iss 5, Pp 826-835 (2022)
BACKGROUND Hexavalent chromium Cr(Ⅵ) is one of the basic monitoring indicators of soil in construction land. It is of great significance to carry out soil hexavalent chromium monitoring in the prevention and control of environmental pollution. At p
Externí odkaz:
https://doaj.org/article/33fc98e5d0704296a73c29c13c17ab12
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