It can be easily dissolved in water, but not in ethanol.
When used in tobacco, it can speed up the rate of tobacco combustion and reduce the emissions of tar to achieve full combustion of tobacco. To some extent, it can increase the acidity of tobacco, improve the taste, enhance the flavor, and reduce irritation and mixed gas. It is an ideal alternative for cigarette combustion. Besides, it is also used as food additive, sour agent, modifier and buffering agent.