The effects of amount of water and base, particle size and amount of active carbon on the quality of naphthol AS during the purification are investigated.

• 采用中和法,碱溶法和碱溶吸附法对色酚AS进行精制,探讨了精制过程中碱溶水量、碱量,吸附活性炭粒度、用量等因素对色酚质量的影响。