The premise of the pilot test on the basis of a SO2 removal rate of major indicators,Discussion on the use of citric acid elution and alcohol elution SO2 purification KGM better conditions.The results showed that (A) of citric acid purification glucomannuronate SO2 renounce the best conditions for the temperature was 70 ° C and pH 5.0,Swelling time 1 h; (B) alcohol elution SO2 purification glucomannuronate the best conditions for the concentration of alcohol is 20%,compared with a liquid material :two,three times the number of elution.
英语翻译本试验在前提试验的基础上,以SO2的脱除率为主要指标,探讨了用柠檬酸洗脱和用酒精洗脱SO2提纯魔芋葡甘聚糖的较佳