Mecanmed ke PH Meter le Baeti ba motlakase le barekisi Chaena ea ka hlahelang ph mitara ka motlakase . Re ka fana ka litšebeletso tsa litsebi le theko e ntle ho uena. Haeba u thahasella ho PH Meter ka lihlahisoa tsa motlakase, ka kopo ikopanye le rona. Malebela: Litlhoko tsa Bohlokoa: OEM, O IME, o hlophisitsoe ka kopo, 'me u re bolelle litlhoko tsa rona. Re latela boleng ba phomolo ba letsoalo, tšebeletso e inehetseng.