My watch list
my.chemeurope.com  
Login  

21 Current news about the topic cyanide

rss

You can refine your search further. Select from the filter options on the left to narrow down your results.

image description
Gold from old phones is real prospect thanks to chemical advance

02-Sep-2016

Vast quantities of gold could be salvaged from old mobile phones using a simple chemical method, a study shows. Current methods for extracting gold from old gadgets are inefficient and can be hazardous to health, as they often use toxic chemicals such as cyanide, researchers say. Electrical waste ...

more

image description
Highly efficient heavy metal ions filter

27-Jan-2016

ETH researchers have developed a new water filtration system that is superior to existing systems in many respects: it is extremely efficient at removing various toxic heavy metal ions and radioactive substances from water and can even be used in gold recovery. In November, Brazil experienced an ...

more

New data from a BfR human study: no cyanide risk resulting from the consumption of marzipan and persipan

13-Mar-2015

A human study conducted by the Federal Institute for Risk Assessment (BfR) enables more differentiated risk assessment of cyanide exposure following the consumption of bitter apricot kernels, persipan, linseed or manioc (cassava). The study results have now been published in “Archives of ...

more

Taming a poison

Saving plants from cyanide with carbon dioxide

07-Apr-2014

The scientific world is one step closer to understanding how nature uses carbon-capture to tame poisons, thanks to a recent discovery of cyanoformate by researchers at Saint Mary's University (Halifax, Canada) and the University of Jyväskylä (Finland). This simple ion — which is formed when ...

more

New coating is self-defence for seeds

13-Dec-2013

Scientists in Switzerland have developed a protective coating for seeds that poisons pests with cyanide when they bite into it. The coating is a system of two layers and only becomes toxic when the layers are mixed, eliminating the problem of environmental contamination that is associated with ...

more

Unique chemistry in hydrogen catalysts

28-Oct-2013

Making hydrogen easily and cheaply is a dream goal for clean, sustainable energy. Bacteria have been doing exactly that for billions of years, and now chemists at the University of California, Davis, and Stanford University are revealing how they do it, and perhaps opening ways to imitate them. A ...

more

Dionex Announces EPA Federal Register Approval of Ion Chromatography for Total Cyanide Analysis

26-Oct-2010

The United States Environmental Protection Agency (EPA) is proposing to add new and revised methods published by the EPA, voluntary consensus organizations such as ASTM International, and other commercial entities, for use in water quality monitoring. These changes and additional methods will ...

more

Accidental discovery produces durable new blue pigment for multiple applications

18-Nov-2009

An accidental discovery in a laboratory at Oregon State University has apparently solved a quest that over thousands of years has absorbed the energies of ancient Egyptians, the Han dynasty in China, Mayan cultures and more – the creation of a near-perfect blue pigment. Through much of recorded ...

more

image description
Designer molecule detects tiny amounts of cyanide, then glows

26-Oct-2009

A small molecule designed to detect cyanide in water samples works quickly, is easy to use, and glows under ultraviolet or "black" light. Although the fluorescent molecule is not yet ready for market, its Indiana University Bloomington creators report in the Journal of the American Chemical ...

more

CyPlus commissions Cold Caro’s Acid Systems at Two of Jaguar Mining Inc.’s Sites in Brazil

09-Sep-2009

CyPlus® has succeeded in commissioning two Cold Caro’s Acid systems for Concord, New Hampshire, USA-based Jaguar Mining Inc. at their Turmalina and Paciencia gold-mining operations in Brazil. The systems treat cyanide-containing effluent. Cold Caro’s Acid is a powerful oxidant that is produced in ...

more

Page 1 From 3
Subscribe to e-mail updates relating to your search

You will receive via e-mail the latest search results matching your search criteria. This service is free of charge and can be cancelled at any time.

Your browser is not current. Microsoft Internet Explorer 6.0 does not support some functions on Chemie.DE