Ammonia is a common ingredient found in many household cleaners. However, this ingredient can also be harmful to your pets. Here's how best to avoid it.

IT has been generally admitted that, although optical activity can be developed in compounds containing ... in fact convert this atom into a quaternary ammonium ion, which is linked to four ...

Background: Alkyl ester quaternary ammonium compounds (ester quats) are used extensively in fabric rinse conditioners. It is important to document in the literature the outcome of historical ...