So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

经过碱化、醚化得到高取代度且取代基均匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精过碱化、醚化得到高取代度且取代基均匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过碱化、醚化得到高取代度且取代基均匀布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过碱化、醚化得到高取代度且取代基匀布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过化、醚化得到高取代度且取代基匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过化、醚化得到高取代度且取代基匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-酚红、溴酚-红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过碱化、醚化得到高代代均匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过碱化、醚化取代度且取代基均匀分布的聚阴离子纤维素产品。

So the mixed indicator of phenolphthalein with alizarin red-methyl red could be used as the new indicator for the alkalify water determination.

采百里酚蓝-甲酚红、溴甲酚绿-甲基红混和指示剂的测试效果较差。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采精制棉经过碱、醚得到高取代度且取代基均匀分布的聚阴离子纤维素产品。