I-Ruifbier Labortary yenza uvavanyo oluthile malunga namandla okubopha iteyiphu edibeneyo yephepha kunye ne-compound ngokwendlela ye-ASTM strand.
Sifumanise ukuba amazinga okunamathelana kunye nokubopha kwemigca yephepha enomphezulu oxutyiweyo angcono kakhulu kuneeqhelekileyo.
Ixesha lokuthumela: Disemba-22-2022