【摘要】 用新型絮凝剂对维生素Ｃ发酵液进行预处理，使２－酮基－Ｌ－古龙酸的滤液质量提高．提取前步收率提高５．２％，相应维生素Ｃ总收率提高约２．５％．更多还原

【Abstract】 When vitamine C culture broth was pretreated with a new coagulant,the filtrate quality of 2 keto L gulonic acid was improved,and the yield of the first extraction was 5 2% higher than that by the original method.Subsequently the total yield of V C was about 2 5% higher than that by the original method.更多还原