Vim li cas thiaj siv RO rov qab osmosis dej purifier?Rov qab Osmosis dej purifiers tuaj yeem tshem tawm cov hlau tawv xws li Arsenic, Lead, Cadmium, Bacterium, Cysts, Tshuaj tua kab thiab lwm yam kab mob los ntawm dej.Tab sis, koj yuav tsum xaiv lub RO dej purifier uas tuaj nrog TDS maub los.Yog tsis muaj mineral ...
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