纯碱是一种重要的基本化工原料，广泛应用于建材、轻工、化工、冶金、纺织等工业部门和人们的日常生活。当前我国纯碱产量已居世界第二位，仅次于美国。纯碱工业也走过了“八五”以前产品紧俏，供求矛盾突出的紧缺时代，现在连续三年呈供大于求的态势，市场竞争日趋激烈，价格 Soda ash is an important basic chemical raw materials, widely used in building materials, light industry, chemical industry, metallurgy, textile and other industrial sectors and people’s daily lives. At present, soda ash production in China ranks second in the world, second only to the United States. Soda ash industry has also gone through the “Eighth Five-Year” tight supply of products, supply and demand contradictions in the era of shortage, and now for three consecutive years showed a situation of oversupply, increasingly fierce market competition, the price