The chemical class of colorants which is second in importance to azo dyes and pigments is characterised by the presence of a carbonyl (C=O) group, which may be regarded as the essential chromophoric ...

An invaluable text for synthetic chemists in the pharmaceutical, agrochemical, plastic and detergent industries, this book provides a detailed, up-to-date account of the reactions of chlorosulfonic ...

Click or tap to start it In the search box on the top right, type “group.” Look for Administrative Tools > Edit group policy Click to launch it It is useful for those who use the Control Panel ...

It's free, simple and secure. Group health insurance is the coverage many people get through their jobs. Some associations like the Writers Guild of America also offer it to members. Group health ...

Tata Sons, the principal holding company of the Tata Group, set out as a private trading enterprise. The over 155-year-old conglomerate now spans 30 companies across ten verticals in over 100 ...