NMR Spectroscopy | Environmental XPRT

Articles & Whitepapers

QSAR Models for Predicting the Acute Toxicity of Selected Organic Chemicals with Diverse Structures to Aquatic Non-Vertebrates and Humans

Abstract : The linear and non-linear relationships of acute toxicity (as determined on five aquatic non-vertebrates and humans) to molecular structure have been investigated on 38 structurally-diverse chemicals. The compounds selected are the organic chemicals from the 50 priority chemicals prescribed by the Multicentre Evaluation of In Vitro Cytotoxicity (MEIC) programme. The models used for the ...

Leak Detection in Biotechnology Laboratories

Pharmaceutical and biotechnological companies use gases in a wide range of applications across all stages of the production chain. Pharmaceutical and biotechnological companies ...

New CRMs for benzo[a]pyrene, indeno[1,2,3-c,d]pyrene and 6-methylchrysene released

The JRC released three Certified Reference Materials (CRMs) of pure benzo[a]pyrene, indeno[1,2,3-cd]pyrene and 6-methylchrysene. These materials will ensure the traceability and comparability of measurements of these three carcinogenic substances in ...

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Random Access Intelligent Autosamplers

The platform that started it all, CETAC Automation responded to customer demand in 1993 and delivered the ASX-500 platform. With well over 15,000 systems strong and growing each year, this has become known as the work horse in many industries and laboratories. The simple design allows for endless operation and unprecedented performance. The ASX-500 platform is highly customizable for a wide range ...