In order to lower the cost of pulp bleaching,white liquor was used instead of sodium hydroxide in alkali treatment of CEpH bleaching both on laboratory and pilot plant scale.
为了降低漂白浆的成本,在碱法麦草浆CEpH三段漂白中,用白液代替氢氧化钠进行碱处理,实验室小试和车间中试都取得了良好的效果:不仅成浆质量得到改善,而且取得了可观的经济效益。