CAJ | 학술논문

采用正交试验方案首次研究了海南马尾藻海藻酸钠的提取工艺,得出最佳的提取工艺条件:Na2CO3浓度为2%、消化温度为55℃、消化时间为3h,海藻酸钠提取率最高达40.4%.用FTIR表征发现,提取的马尾藻海藻酸钠与市场售的海带海藻酸钠在结构上差别不大,同时测得提取海藻酸钠的分子量为36万、粘度为185mPa.S,高于GB1976-80要求的150mPa.S.
채용정교시험방안수차연구료해남마미조해조산납적제취공예,득출최가적제취공예조건:Na2CO3농도위2%、소화온도위55℃、소화시간위3h,해조산납제취솔최고체40.4%.용FTIR표정발현,제취적마미조해조산납여시장수적해대해조산납재결구상차별불대,동시측득제취해조산납적분자량위36만、점도위185mPa.S,고우GB1976-80요구적150mPa.S.
The extraction of sodium alginate from Hainan wild sargassum was studied with orthngonal experiment and came to the best extraction process:Na2CO3 concentration was 2%,the digestion temperature Was 55℃,digestion time was 3h,the maximum extraction rate of sodium alginate reached 40.4%.Sodium alginate was characterized by FTIR,the molecular weight of sodium alginate was 360000,viscosity reached 185 mPa.s higher than the requirements GB1967-80(150 mPa.s).