Optimization and modeling of boric acid extraction from colemanite in water saturated with carbon dioxide and sulphur dioxide gases.

在二氧化碳及二氧化硫饱和水溶液中从硬钙石提取优化案的。

A series of reversible thermochromic paints were prepared using different kinds of inorganic compounds as filler,cresol red as chromophoric reagent and boric acid as delomorphic reagent.

甲酚红为发色剂,为显色剂,选择不同的无机填料,制备出系列可逆热致变色颜料。