Results 21 to 30 of about 60,368 (301)

Comparison of the Determination of Magnesium by Methylthymol Blue Spectrophotometry and Atomic Absorption Spectrophotometry [PDF]

open access: yescclm, 1994
Plasma samples (n = 155) of 30 patients on an intensive ward were analysed for magnesium simultaneously by atomic absorption spectrophotometry (AAS) and methylthymol blue spectrophotometry. Methylthymol blue spectrophotometry was performed at the bedside, using two different multianalysers, Easy ST 1 and Easy ST 2, Merck, D-Darmstadt.
Saur, Petra M. M.   +6 more
openaire   +3 more sources

ANALISIS KANDUNGAN LOGAM KADMIUM (Cd) DALAM AIR MINUM ISI ULANG (AMIU) DI KOTA LHOKSEUMAWE, ACEH

open access: yesAverrous: Jurnal Kedokteran dan Kesehatan Malikussaleh, 2021
Abstrak Air minum sangat penting untuk kesehatan manusia karena berhubungan langsung dengan proses biologis tubuh. Depot air minum isi ulang adalah usaha pengolahan air baku menjadi air minum dalam bentuk curah dan dijual langsung kepada konsumen.
Ahmad Fikri Pulungan, Sri Wahyuni
doaj   +1 more source

Analiza comparativă a concentraţiilor ionilor metalici în condiţiile utilizării de aparatură de laborator diferită [The comparison between the concentrations of metallic ions obtained in the same laboratory using different apparatus] [PDF]

open access: yesBucovina Forestieră, 2004
In the framework of ICP Forests, within the period 1997-1999, the concentrations of Na and Mg in precipitation samples collected in open field and under the wood canopy were determined in the laboratory of ICAS Campulung by atomic absorption ...
Iacoban C, Barbu I, Macoveanu M
doaj  

Analysis of Heavy Metals in Shellfish in Tanjung Balai Waters

open access: yesJournal of Food and Pharmaceutical Sciences, 2022
: Shellfish is a source of toxic heavy metals and the maximum levels of heavy metals allowed in shellfish by BPOM RI are Lead 1.5 mg/kg, Cadmium 1 mg/kg and Copper 20 mg/kg.
Reny Yuliana Siahaan   +2 more
doaj   +1 more source

NLTE 1.5D Modeling of Red Giant Stars [PDF]

open access: yes, 2014
Spectra for 2D stars in the 1.5D approximation are created from synthetic spectra of 1D non-local thermodynamic equilibrium (NLTE) spherical model atmospheres produced by the PHOENIX code. The 1.5D stars have the spatially averaged Rayleigh-Jeans flux of
Short, C. Ian, Young, Mitchell E.
core   +2 more sources

Optimization of Solid Phase Extraction for Trace Determination of Cobalt (II) Using Chromosorb 102 in Biological Monitoring [PDF]

open access: yesInternational Journal of Occupational Hygiene, 2010
Cobalt is widely used in different industrial processes for production of various synthetic materials. For assessment of human exposure to toxic metal of Co (II), environmental and biological monitoring are essential processes, in which, preparation of ...
Seyed Jamaleddin Shahtaheri   +3 more
doaj   +2 more sources

Properties of the ionized gas in HH202. II: Results from echelle spectrophotometry with UVES

open access: yes, 2009
We present results of deep echelle spectrophotometry of the brightest knot of the HH202 in the Orion Nebula --HH202-S-- using the ultraviolet Visual Echelle Spectrograph (UVES).
A. Mesa-Delgado   +111 more
core   +1 more source

Identification of a Hemolysis Threshold That Increases Plasma and Serum Zinc Concentration. [PDF]

open access: yes, 2017
Background: Plasma or serum zinc concentration (PZC or SZC) is the primary measure of zinc status, but accurate sampling requires controlling for hemolysis to prevent leakage of zinc from erythrocytes.
Ghosh, Shibani   +6 more
core   +2 more sources

Analysis of research methodology on the content of heavy metals in sediments on the Indonesian coastal

open access: yesDepik Jurnal, 2021
Heavy metal pollution is one of the problems that often occurs in Indonesian coastal waters. Comparative methods of looking at heavy metal content in coastal sediments include a way to show similarities and differences between one or more articles by ...
Sayed Abdul Azis   +4 more
doaj   +1 more source

Training Graduate Students in Utilization of Analytical Instruments in a Failure Analysis Course [PDF]

open access: yes, 2019
Department of Engineering Technology at University of North Texas offers a graduate course on failure analysis (MSET 5150) during spring semesters. Partial requirement for the course is for students to submit a term paper based on their collected data ...
Gamez-Rivas, F.   +4 more
core   +1 more source

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