Iimbonakalo:
Ivumba letshili elitshisiweyo, elisetyenziselwa ukunyusa ivumba lembiza eshushu, ukwenza ioyile endala yokutya kwaseTshayina, ukuphucula ivumba leoyile ebomvu kwizitya ezibandayo kunye nokuphucula incasa entsonkothileyo.
Xa iivenkile zokupheka zilungiselela iisosi eziyimfihlo, ziyayiphucula ivumba leesosi.
Ububanzi bokusetyenziswa: ioyile ebomvu/isiseko sembiza eshushu/imifuno ebandayo
Umlinganiselo wokongeza: 0.5%-3%