Gemini季铵盐
Gemini quaternary ammonium salts
Gemini季铵盐阳离子表面活性剂
Gemini quaternary ammonium salts cationic surfacta
N-三甲基壳聚糖季铵盐
N-tri-methyl quaternary ammonium salt of chitosan
N-trimethylchitosan quaternary ammonium salt
N-手性季铵盐
N-stereogenic quaternary ammonium salt
O-季铵盐壳聚糖
O-substituted chitosan quaternary ammonium salt
O-羧甲基－N-三甲基壳聚糖季铵盐
O-carboxymethyl-N-trimethylchitosan quaternary ammonium salt
O-carboxymethyl-N-trimethylchitosan Quaternary amm
UV固化季铵盐
UV-curable quaternary ammonium salts
氨—铵盐浸出
Ammonia-ammonium chloride leaching
铵盐检查法
limit test for ammonium salt
铵盐结晶
ammonium salt crystallization
铵盐稀土交换
Ammonium Salt and Rare Earth Exchange