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RoHS yog ib qho yuav tsum tau ua los ntawm European Union txoj cai lij choj thiab nws lub npe tag nrho yog cov lus qhia ntawm Cov Khoom Siv Hluav Taws Xob txwv tsis pub siv qee yam Cov Khoom Siv Hluav Taws Xob Hluav Taws Xob hauv cov khoom siv hluav taws xob thiab hluav taws xob.Cov qauv tau ua tiav txij thaum Lub Xya Hli 1, 2006. Nws yog siv los ua tswj cov khoom siv thiab cov txheej txheem ntawm cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob kom ua rau nws muaj txiaj ntsig zoo rau tib neeg kev noj qab haus huv thiab kev tiv thaiv ib puag ncig.Tus qauv aims tshem tawm cov hlau lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls thiab polybrominated diphenyl ethers los ntawm cov khoom siv hluav taws xob thiab hluav taws xob.
