نتایج جستجو برای: organic mercury
تعداد نتایج: 242199 فیلتر نتایج به سال:
In this study a new method by Application of graphene oxide Nano sheets– Melamine –TioOxalic acid composite was exhibited as adsorbent for the elimination of toxic mercury (II) ions from aqueous solutions. The combine has the authority to adsorb the organic and inorganic combines. Through the immobilization of Melamine-TioOxalic acid (MTO) onto graphene oxide nanosheets, the desired composite w...
Corresponding author: Seong-Su Moon http://orcid.org/0000-0001-8881-3927 Department of Internal Medicine, Dongguk University College of Medicine, 123 Dongdae-ro, Gyeongju 38066, Korea E-mail: [email protected] Recently, there has been increasing concern with regard to health problems due to exposure to environmental pollutants, such as substances found in our food and consumer or industrial ...
background: mercury is widespread and persistent in the environment. one organic form of mercury, methylmercury (mehg), can accumulate in the food chain in aquatic ecosystems and lead to high concentrations of mehg in fish, which, when consumed by humans, can result in an increased risk of adverse effects. currently, the joint fao/who expert committee on food additives (jecfa) has established p...
The toxicologically most relevant mercury (Hg) species for human exposure is methylmercury (MeHg). Thiomersal is a common preservative used in some vaccine formulations. The aim of this study is to get further mechanistic insight into the yet not fully understood neurotoxic modes of action of organic Hg species. Mercury species investigated include MeHgCl and thiomersal. Additionally HgCl2 was ...
A 1-D biogeochemical reactive transport model with a full set of equilibrium and kinetic biogeochemical reactions was developed to simulate the fate and transport of arsenic and mercury in subaqueous sediment caps. Model simulations (50 years) were performed for freshwater and estuarine scenarios with an anaerobic porewater and either a diffusion-only or a diffusion plus 0.1-m/year upward advec...
I. Vezér, T., Schulz, H., Nagymajtényi, L.: memory effects following subchronic organic and inorganic lead administration in rats. J. Physiol. (London) 526: 162P-163P (2000) Impact factor: 4,455 II. Vezér, T., Papp, A., Nagymajtényi, L.: Behavioral and neurotoxicological alterations induced by subchronic inorganic lead and mercury treatment in rats. Neurobiology 9: 273 (2001) III. Vezér, T., Pa...
Peterka M., M. Tu~ek, D. Vesely: EmbryotoxicityoJNineSeedMordants in the Chick Embryo the CHEST Method. Acta vet. Bmo 1996, 65:213-217. The seed mordants Agronal Super, which contains the organic mercury (5.4% phenylmercurychloride), has appeared to induce poisoning and even death of many people and animals. Minimal single embryotoxic doses of Agronal Super were estimated in 2-4-day old chick e...
The focus of this study is to investigate processes causing the observed spatial variation of total mercury (THg) in the soil O horizon of watersheds within the Superior National Forest (Minnesota) and to determine if results have implications toward understanding long-term changes in THg concentrations for resident fish. Principal component analysis was used to evaluate the spatial relationshi...
In the past decades, gas discharge lamps have gained widespread use in industrial applications. Due to their unique design properties concerning spectral, electrical and geometrical features, all types of gas discharge lamps can been found in technical applications. Mercury based lamps are the workhorses in many applications upgraded by their relatives, the metal halide versions. The low and me...
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