Ukutyeba kolweyile lokwenyani lwengca yegolide ngokuqinisekileyo kuyakuchaphazela i-tranish, ungqameko olungqingqwa luya kunceda ukugcina umbala ungaphezulu;

Uninzi lwegolide yokwenyani yokuhombisa ubucwebe obunokuyithenga kwintengiso kunye nobungqingili bokubeka kuphela nge-0.03um , kodwa kwezinye iimveliso ezingaphezulu, nkqu nesiseko sesinyithi yibhedu, okanye intsimbi, ubukhulu besingqengqelo sokugoba buya kuba ngaphezulu kwe-0.3um. > Ukuba uzama ukufumana umthengisi ofanelekileyo wevenkile yokuthengisa iimpahla zefashoni, zive ukhululekile ukunxibelelana nathi.