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gsli1987

木虫 (正式写手)


markar: 金币+1, 感谢回帖交流! 2013-11-29 21:12:36
羧甲基是不溶于酸的,壳聚糖可以溶于稀酸中
每个人都生来孤独
11楼2013-10-25 15:37:20
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2279190887

金虫 (小有名气)


markar: 金币+1, 感谢回帖交流! 2013-11-29 21:12:44
我做出的盐式羧甲基壳聚糖在当PH调至7时也出现白色沉淀,但继续加酸后沉淀便又会溶解。
崩坍与毁灭
12楼2013-11-29 13:24:04
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