计算溶液所需的质量、体积或浓度。
溶于碱性溶液,微溶于热水,极微溶于冷水及有机溶剂。溶于氢氧化碱金属。3%水溶液pH值1.3~5.5,可吸收200~300倍其重量的水,温暖条件下放置可缓慢分解,分子量变小。 乳化剂。保护胶体。为药用辅料,用作片剂的黏合剂、崩解剂、增稠剂、悬浮剂。
Application
A straight chain, hydrophilic, colloidal polyuronic acidAlginic acid is used as a precursor for the preparation of sodium alginate, potassium alginate and calcium alginate, which finds application in various industries such as food, textile printing and pharmaceuticals. It acts as an additive in dehydrated products such as slimming aids. It is also used in the production of paper and textiles. It is actively involved in waterproofing, fireproofing fabrics. It is utilized as a thickening agent in drinks, ice cream and cosmetics. It plays an important role as a raw material for the synthesis of propylene glycol alginate and polysaccharide sulfate. It is also useful to treat and purify waste water having strong absorbility.