The vast majority of people have never heard of quaternary ammonium compounds. The term doesn't exactly roll off the tongue, and so they are often referred to, quite simply, as QACs. QACs are one of ...

Purdue University engineers have developed soy-based compounds that could replace commercial petroleum-based compounds used ...

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 ...

Ammonium ions (NH 4 +) – found in ammonium compounds such as ammonium chloride, ammonium nitrate and ammonium sulfate – can be identified by heating a solution of the ions with sodium hydroxide.

These ammonium groups were designed to be connected ... the reactivity of various amines with a chloromethylated model compound and observed that a higher reaction temperature was needed for ...

A loss of nitrogen from soils on the addition of nitrogenous compounds, especially when the ... the formation and decomposition of the unstable ammonium nitrite produced in the processes of ...