Results 71 to 80 of about 3,603 (167)

Nitrophenylsulfonyguaniden en hun splitsing door alkaliën [PDF]

open access: yes, 1947
For preparing sulphaguanidine the reaction of p-nitrobenzenesulphochloride with guanidine in alcaline medium was examined. The controversy 1) which has arisen on the subject of this reaction has been proved to rest on incomplete examination.
Moed, Hendrik Durk
core   +1 more source

Chemical derivatization processes applied to amine determination in samples of different matrix composition [PDF]

open access: yes, 2015
No abstract ...
Biziuk, Marek   +3 more
core   +1 more source

Spread, Behavior, and Ecosystem Consequences of Conventional Munitions Compounds in Coastal Marine Waters [PDF]

open access: yes, 2018
Coastal marine environments are contaminated globally with a vast quantity of unexploded ordnance and munitions from intentional disposal. These munitions contain organic explosive compounds as well as a variety of metals, and represent point sources of ...
Aaron J. Beck   +9 more
core   +2 more sources

Review of Data Sources, QSARs and Integrated Testing Strategies for Aquatic Toxicity [PDF]

open access: yes, 2007
This review collects information on sources of aquatic toxicity data and computational tools for estimation of chemical toxicity aquatic to aquatic organisms, such as expert systems and quantitative structure-activity relationship (QSAR) models.
NETZEVA TATIANA   +2 more
core  

Proposal of an in silico profiler for categorisation of repeat dose toxicity data of hair dyes [PDF]

open access: yes
This study outlines the analysis of repeat dose toxicity data taken from Scientific Committee on Consumer Safety (SCCS) opinions for commonly used hair dyes in the European Union. Structural similarity was applied to group these chemicals into categories.
Ates, G   +6 more
core   +1 more source

Quality requirements for reclaimed/recycled water [PDF]

open access: yes
Water used during current and previous space missions has been either carried or made aloft. Future human space endeavors will require some form of water reclamation and recycling. There is little experience in the U.S. space program with this technology.
Janik, Daniel S.   +3 more
core   +1 more source

Cathodic bacterial community structure applying the different co-substrates for reductive decolorization of Alizarin Yellow R [PDF]

open access: yes
Selective enrichment of cathodic bacterial community was investigated during reductive decolorization of AYR fedding with glucose or acetate as co-substrates in biocathode. A clear distinction of phylotype structures were observed between glucose-fed and
Chung, JS   +5 more
core   +1 more source

Oxidative nucleophilic substitution of hydrogen in nitrobenzenes with 2-phenylpropionic esters

open access: yesARKIVOC, 2004
Mieczysław Makosza   +2 more
doaj   +1 more source

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