In this paper,the discolouration and microbes pollution of LAP solution by slow-cooling were indevestigated.A new inhibitor-liquid paraffin with better effect was found.

• 本文探讨了LAP晶体溶液降温法生长过程中易出现的母液变色和细菌污染问题，找到了一种效果更为理想的防菌剂-液体石蜡。