Pengaruh ammonia sebagai “killing agent” pada pengecatan bulu kulit kelinci

Abstract

The objective of this reseorch is to find out the effruence of ommoniu?n hydroxide or t itlinn ogent to the uniformity ond finrness of rhe-corour "r rou[it'iu.'ofter Jy"i;;. This rese_ orch mode use of .27 pieces "f g.."n solted ,ouoi,-rt in hoving white colour. In killing pro..r, ii" .orrbit fur wos treoted recpectivery in o riqucrr_of 'r0, I5 0nd 20 cubic;";;i;.;res of om_ monium hydroxide of 22% strenght in one litre of wofer, furthermore rhe fur y:, dy:d: ii"''J;"a fr. *or-"iJr.rry exomin_ ed for the uniformity ond finess oi tr,. .otor. ";-th" dyed fur, ond physicolly restei for the .rt iortnuss of the dye. The highest volue of rub fostness ochieved by the dyedlrob bir fur treoted in 20 cubic-.unii-"tres of o-mJniuhydroxide in one ritre of woter. It odvisobre to use 20 cubic centimetres of ommonium hydroxicre o,t iz'z strenght in one ritre of woter os killino ogent in robbit fur dyeng p;..;;. ' PENDAHULUAN Bulu kelinci songot bogus, horus don wornonyo bermocom_ mocom. OIeh koreno-itu pojo umumnyo kulit kelinci disomok beserto bulunyo. <utit t"ii".i ;;":; ULf r"y"-prr,;";;" kotonyo dicof dengon bermocom_mocom worno. Agor. bulu mudoh di cot' moko perlu diberikon p".totron pendoiuruo., Pencucion (Woshing). Proses ini dimoksudkon untuk menghilonglkon gorom pengowet don kotoron yong terdopot podo kulit, Kulit dicuci dengon oir diudolom ember sompoi bersih. Penghilongon Lemok (Degreosing). Proses ini dimoksudkon unfuk menghilongkon lemok olom yong terdopot di dolom kulit.