sulphonamide

It was found that the sulphonamide group and the substituents on nitrogen atom within the molecule would effect the properties of these dyes.

坚牢度和光谱特性,发现磺酰胺基和在它氮原子代基会影响该类染料性能。

As a especially effective collector for processing copper sulphide ore, methyl sulphonamide features good selectiveness and strong collection.

甲基硫酯作为硫化铜矿选矿特别有效,具有选择性好、力强特性。