Peb txoj kev caum thiab tuam txhab lub hom phiaj yog "ib txwm ua raws li peb cov neeg siv khoom xav tau". Peb txuas ntxiv txhim kho thiab tsim cov khoom lag luam zoo rau peb cov neeg siv khoom qub thiab ua tau zoo rau peb cov neeg tau txais nyiaj (II) carbonate,Zoo Siab Cuo,Tooj Liab (II) Oxide (99% - Cu),Tooj Liab (II) Oxide (1317 - 38 - 0),Tooj Liab - Hydroxide (1: 1)Cov. Peb zoo siab tias peb tau mob siab rau kev nquag thiab kev txhawb nqa ntev ntawm peb cov neeg siv khoom txaus siab! Cov khoom yuav muab rau thoob plaws lub ntiaj teb, xws li Tebchaws Europe, Tebchaws Asmeskas, Sri Gashlia, Kuala Lumpur.we yuav pib ua peb txoj kev txhim kho. Peb lub tuam txhab hais txog "tus nqi tsim nyog, lub sijhawm tsim nyog thiab zoo tom qab kev pabcuam muag khoom" uas yog peb tus neeg muag khoom. Yog tias koj txaus siab rau txhua yam ntawm peb cov khoom thiab cov kev daws teeb meem lossis xav tau tham txog kev cai txiav txim, nco ntsoov tias koj xav tiv tauj peb. Peb tau nrhiav rau pem hauv ntej kom tsim kev ua lag luam tau zoo nrog cov neeg tau txais cov neeg tshiab thoob plaws ntiaj teb nyob ze lub ntiaj teb ze.
Tso koj cov lus