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、溴甲酚绿-甲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、醚化得到高且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分布的聚纤维素产品。

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

采百里蓝-甲、甲绿-甲基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、到高取代度且取代基均匀分布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、到高取代度且取代基均匀分布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均匀分布的聚阴离子纤维素。

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。