Njengoko sonke sisazi, kwi-enamle yentsimbi ephothiweyo, phantse bonke abathengi bafuna ingxelo yovavanyo olukhuselekileyo.Ngokomzekelo, i-FDA ROhs Ca65 Extractable 23 isinyithi esinzima Isinyithi esinobunzima (Pb, Cd), njl njl. Ezinye zefektri azikwazi ukufikelela kwimfuno, ngoko zisebenzisa kuphela unyango olukhethekileyo kwiisampuli zokuvavanya, kodwa kwimpahla yempahla, umgangatho uhlukile. .
Ukuba nawe udibana nale ngxaki, kwaye ubhidwe yiyo.Sinokukunceda ukusombulula le ngxaki.Zonke izinto zokugquma iimpahla ze-enamel esizisebenzisayo yiMajarin China, kunye nezinto ezingwevu zaseTurkey ezingeniswe phesheya.Ixabiso liphezulu kodwa umgangatho ungcono kakhulu.
Qhagamshelana nam, nixoxe ngalo mbandela kunye.
Ixesha lokuposa: Jun-28-2022