Used for gas chromatography stationary liquid and solvent, processing agent in food industry. Plasticizer, vulcanizing agent, accelerating agent, foaming agent for synthetic resin and rubber. The intermediates of pesticide, medicine and dyes. The raw material for emulsifier of synthetic detergent and cosmetic. Dyeing whitening agent,antistatic agent, mothproofing agent and clearing agent in textile industry. Carbon-dioxide absorbent, ink auxiliary agent and petroleum additive. Get rid of acid(ic) gases in natural gas and petroleum gas. etc.