I-H acid iyinto yamakhemikhali esetshenziselwa ikakhulukazi ukukhiqiza amadayi ane-asidi, aqondile futhi asebenzayo. Njenge-Acid Fuchsin 6B, Acid Scarlet G, Acid Black 10B, Direct Black, Reactive Brilliant Red K-2BP, Reactive Violet K-3R, Reactive Blue KR nezinhlobo ezingaphezu kwezingu-90, La madayi asetshenziselwa ukudaya izindwangu zoboya nezokotini. Ingasetshenziswa futhi ukukhiqiza izidakamizwa.