【摘要】 本文用电位法研究了影响纸浆漂白过程中连二亚硫酸钠水溶液稳定性的多种因素 ,提出了减缓保险粉分解的漂白液配制方法。同时指出 ,在纸浆漂白生产中可以应用电位法代替滴定法测定连二亚硫酸钠水溶液的浓度 ,以实现在连续生产中自动控制漂液的浓度。更多还原

【Abstract】 Stability of sodium dithionite aqueous solution in pulp bleaching is discussed in this paper with electrical potential method.Method of minimizing sodium dithionite decomposition in bleaching liquid is reported.The potential application of the electrical potential method in on_line measurement of the concentration of sodium dithionite aqueous solution in pulp industry is proposed.更多还原