Results 21 to 30 of about 819,488 (265)

The chemicals in laboratory have no appropriate quality [PDF]

open access: yesHemijska Industrija, 2008
Laboratory of Department for Chemical Technical Control (CTC) of the Mining and Metallurgy Institute has been accredited since January 2006. The ultimate intend of such laboratory is the international recognition of analyzing results.
Petrović Nevenka B.   +2 more
doaj   +1 more source

The Role of Zeolite (Microporous Crystalline Aluminosilicates) In Catalytic Pyrolysis of Waste High- and Low-Density Polyethylene Bags for Production of Fuel and Chemicals: A Review

open access: yesIndonesian Journal of Chemical Analysis
This review provides a state-of-the-art summary of the role which zeolite  plays as a catalyst via pyrolysis as a way of recovering fuels and chemicals from waste high and or low density polyethylene bags.
Umar Muhammad Jibreel   +3 more
doaj   +1 more source

Chemical Profiles and Biological Activities of Microalga Chlorella sp. from Southeast Sulawesi

open access: yesIlmu Kelautan
Microalgae Chlorella sp. grows in the seas of South-East Sulawesi, Indonesia. However, information on the chemical and pharmaceutical aspects of this species from this region is still limited.
Haslianti Haslianti   +8 more
doaj   +1 more source

Technologies of physical and chemical impact on potato planting material

open access: yesСельскохозяйственные машины и технологии
The paper highlights that it is planned to increase the cultivation area of open ground vegetables and potatoes for ensuring the food security. (Research purpose) This study aims to explore methods and technologies for pre-planting treatment of potatoes.
A. K. Zinoviev   +2 more
doaj   +1 more source

Health risk in road transport workers. Part I. Occupational exposure to chemicals, biomarkers of effect

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2019
Motor vehicle emissions constitute a mixture of different chemicals: volatile organic solvents, polycyclic aromatic hydrocarbons, heavy metals, isocyanates, etc.
Jolanta Gromadzińska   +1 more
doaj   +1 more source

The response of 'Golden Delicious' apple grafted on M 9 and MM 106 rootstock to chemical fruit thinning [PDF]

open access: yesAgroznanje, 2016
The effect of plant growth regulator in early stages of fruit development is to slow or stop the growth of lateral fruits and to cause their early drop.
Drobnjak Dragana
doaj   +1 more source

Leukemia and Exposure to Potential Benzene Sources in Children From the Mexico City Metropolitan Area, 2010–2021: A Geospatial Analysis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Leukemia is the most common childhood cancer in Mexico, and acute lymphoblastic leukemia (ALL) is the most frequent subtype. Exposure to high concentrations of benzene has been associated with ALL incidence, particularly in urban areas. This study evaluated the relationship between distance to benzene emission sources and the number
Orlando Rivera Zurita   +5 more
wiley   +1 more source

In Silico Toxicology Data Resources to Support Read-Across and (Q)SAR

open access: yesFrontiers in Pharmacology, 2019
A plethora of databases exist online that can assist in in silico chemical or drug safety assessment. However, a systematic review and grouping of databases, based on purpose and information content, consolidated in a single source, has been lacking.
Gopal Pawar   +4 more
doaj   +1 more source

Measurable Residual Disease Monitoring During Treatment for Pediatric Acute Myeloid Leukemia in First Relapse

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Survival after relapse in pediatric acute myeloid leukemia (AML) remains poor, highlighting the critical importance of identifying prognostic factors to guide optimal relapse management. Methods We investigated the prognostic impact of multiparameter flow cytometry (MFC) measurable residual disease (MRD) in 188 patients with first ...
Camilla Poulsen   +21 more
wiley   +1 more source

Rules and recent trends for setting health-based occupational exposure limits for chemicals

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2015
The working environment is the special case of the non-natural environment created by man in which the increased production activity brings about the concentration of stimulators particularly aggressive to the human organism, such as chemical hazards ...
Jolanta Skowroń, Sławomir Czerczak
doaj   +1 more source

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