硫酸铵沉淀

3、离心发酵液以收集菌体,用缓冲液悬浮菌体,经过超声破碎、硫酸铵分级沉淀和Ni-NTA亲和层析,得到了电泳纯的Hyp。

quaternary, ammonium compounds

tnt ammonium nitrate explosive tnt

ammonium polyacrylate

ammonium metaborate

uranium ammonium fluoride

ammonium dihydric phosphate

ammonium phosphowolframate

ammonium formate