How Polyol Selection Affects PU Performance

The management of hazardous waste in China is becoming a more and more important topic as the central government has been putting a lot of effort in the regulation on the hazardous chemicals and the improvement of the environmental quality. The latest version of the Inventory of Hazardous Wastes was published in March 2016. The new version became effective on Aug 1st 2016 and included significant changes compared to its predecessor, the 2008 version. However, industry has encountered some problems relating to the implementation of the Inventory. So ChemLinked invited Ms. Amy Tu to give our readers a comprehensive introduction to the management of hazardous waste in China.

In recent years, we have seen a reawakened interest in hydrogen fuel cell and water electrolyzer technology, with an important economical driver being the continuously lowered costs for intermittent renewal electricity generation from wind and solar.

Marvin JS, produced by ChemAxon, is a state-of-the-art chemical editor that combines the chemical knowledge of MarvinSketch with the JavaScript-based browser technology. Based on the feedback from our users we have updated MarvinJS to enable easier and faster generation of structure queries.

At Merck, our purpose is to solve the toughest problems in life science by collaborating with the global scientific community.