compounds of a given chemical class have related efficacies, they include a set of groups as a common minimum basic feature responsible for the best fit for the specific molecules in the biochemical target molecule (e.g. a protein) of the pest. this set of groups is called the toxophore. where possible...
popular when queen victoria wore a silk gown dyed with mauveine at the royal exhibition of in london. by kind permission of the society of dyers and colourists. the absorption of visible light energy by the compound promotes electrons in the molecule from a low energy state, the ground state, to a higher...
green chemistry. this is not a separate branch of chemistry, but an approach that permeates every stage of process development. the aspiration can be summed up in one word: sustainability. sustainable development and manufacture meets the needs of the present without compromising the ability of future...
merchandiser freezers glass door merchandiser freezers keep your frozen goods conveniently stored in a glass door freezer a glass door freezer will store and merchandise the frozen items for sale in your grocery store, seafood joint, deli, or convenience store. these units are ideal for holding gallons of...
choice for you. each one is made with sturdy, break-resistant plastic materials like polycarbonate, san plastic, and tritan plastic, so you don't need to worry about these cups shattering or leaving dangerous glass shards behind if they're dropped. read more we carry plastic coffee cups in a variety of...