Yuav kom muaj peev xwm muab koj cov txiaj ntsig thiab ua haujlwm rau peb txoj kev lag luam, peb kuj muaj cov kws kuaj xyuas QC thiab paub tseeb tias koj yog peb cov kev pabcuam loj tshaj plaws rau tooj liab,Tooj liab oxide exedeld,Tooj Liab (+2) Carbonate Basil,Cupric carbonate (theem pib) ntxiv ntshiab,Tooj liab (II) carbonate fydroxide (2: 1: 2)Cov. Los ntawm peb txoj kev ua haujlwm nyuaj, peb ib txwm nyob ntawm thawj zaug ntawm cov khoom siv thev naus laus zis tshiab. Peb yog tus khub ntsuab koj tuaj yeem ntseeg. Tiv tauj peb rau hnub no yog xav paub ntxiv! Cov khoom yuav muab rau thoob plaws lub ntiaj teb, xws li Tebchaws Europe, Mexico, Amsterdam.we tau txais txiaj ntsig zoo ntawm cov neeg siv khoom hauv tsev thiab txawv tebchaws. Peb lub tuam txhab yuav raug coj los ntawm lub tswv yim ntawm "sawv hauv tsev lag luam hauv tsev, taug kev mus rau hauv kev lag luam thoob ntiaj teb". Peb ua tsaug siab tias peb tuaj yeem ua lag luam nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws. Peb cia siab tias kev koom tes uas zoo siab thiab kev txhim kho!
Tso koj cov lus