产品中文名称：葡聚糖T11
产品英文名称：Dextran T11
规格：100克
型号：D0022


英文名称：Dextran T11；Mucrose；Glucose polymer其他名称：右旋糖酐11；葡聚糖D11CAS号：9004-54-0分子式：（C6H10O5） n分子量：～11000级别：BR鉴别：呈正反应比旋光度：+175～+190oPH：4.0～7.0氯化物：≤0.1%干燥失重：≤7.0%重金属：≤10ppm性状：白色或类白色粉末，不溶于乙醇，在中性溶液中很稳定，遇强酸及升高温度下被水解，在碱性溶液中端基能被氧化。易溶于水。无臭，无味。其溶液可在100-115℃热压消毒30-45min。葡聚糖存在于某些微生物生长过程中分泌的粘液中。主要由D葡萄喃糖以α,1→键连接，支链点有1-→2，1→3，1→4连接。随着微生物种类和生长条件的不同，其结构也有差别用途：生化研究。细胞研究，沉淀素反应，从全血中分离白细胞。免疫学研究。渗透性研究。惰性胶体已占容积和生物细胞壁体积的测定。保存：RT，保质期5年

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