نتایج جستجو برای: antimony determination

تعداد نتایج: 254588  

ژورنال: طلوع بهداشت یزد 2016
زکی‌زاده, محمد, طباطبایی, معصومه, یاسینی اردکانی, سیدعلی,

Abstract Introduction: Antimony trioxide (Sb2O3) has been utilized as a catalyst in polyethylene terephtalate (PET) production, and the studies conducted on the bottled water has demonstrated that antimony can be leached from PET bottles into drinking water. Methods: In this study, a simple method was applied in order to determine the trace amount of antimony in bottled drinking water bas...

Journal: : 2021

Antimony ores were extracted and processed near the village of Milešov (Příbram district) for about twenty years in second halfof 19th century. Large heaps a small sludge pond left behind after this period. In 1988, locality was inspected andsampled order to gather information residual resources gold antimony. The original archive data from surveywere now studied again interpreted using modern ...

2012
Rajmund Michalski Sebastian Szopa Magdalena Jabłońska Aleksandra Łyko

Due to the fact that metals and metalloids have a strong impact on the environment, the methods of their determination and speciation have received special attention in recent years. Arsenic, antimony, and thallium are important examples of such toxic elements. Their speciation is especially important in the environmental and biomedical fields because of their toxicity, bioavailability, and rea...

2017
Chin-Ching Wu Yi-Chun Chen

This study investigated antimony exposure among employees in industries in Taiwan and evaluated whether their immunologic markers were associated with antimony exposure. We recruited 91 male workers and 42 male office administrators from 2 glass manufacturing plants, 1 antimony trioxide manufacturing plants, and 2 engineering plastic manufacturing plants. Air samples were collected at worksites...

2006

This study estimated the dietary exposure to antimony of secondary school students in Hong Kong and assessed the associated health risks. Dietary exposure to antimony was estimated using the local food consumption data obtained from secondary school students in 2000 and the concentrations of antimony in food samples taken from the local market. Laboratory analysis for antimony was conducted by ...

Journal: :The American journal of tropical medicine and hygiene 2008
Mahendra Maharjan Sushma Singh Mitali Chatterjee Rentala Madhubala

Antimonial-containing drugs are the first line of treatment against Leishmaniasis. Resistance to antimonials in Leishmania is proposed to be due to reduced uptake of trivalent antimony (SbIII) through the aquaglyceroporin (AQP1). We investigated the uptake of SbIII and involvement of aquaglyceroporin in developing antimony resistance phenotype in Leishmania donovani clinical isolates. SbIII acc...

Journal: :Applied and environmental microbiology 2016
Jingxin Li Qian Wang Ronald S Oremland Thomas R Kulp Christopher Rensing Gejiao Wang

Antimony (Sb) is a toxic metalloid that occurs widely at trace concentrations in soil, aquatic systems, and the atmosphere. Nowadays, with the development of its new industrial applications and the corresponding expansion of antimony mining activities, the phenomenon of antimony pollution has become an increasingly serious concern. In recent years, research interest in Sb has been growing and r...

2009
Takaaki Itai Yoshio Takahashi

Naturally occurring contamination of arsenic is of great concern in many Southeast Asian countries especially in Bangladesh. Because of the lack of understanding for the mechanism of As contamination, we have developed two studies through field surveys and laboratory experiments. First topic is focused on the underlying mechanisms controlling large spatial variation of As-contaminated groundwat...

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