Kev Ceeb Toom Txog Kev Kho Mob 4-bromopyridine Hydrochloride

1. Cov neeg ua haujlwm yuav tsum tau txais kev cob qhia tshwj xeeb thiab ua raws li cov txheej txheem ua haujlwm.
2. Kev khiav hauj lwm thiab kev pov tseg yuav tsum tau ua nyob rau hauv ib qho chaw uas muaj qhov cua hauv zos lossis cov chaw ua pa dav dav.
3. Tsis txhob kov lub qhov muag thiab tawv nqaij, thiab tsis txhob nqus pa.
4. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov. Kev haus luam yeeb yog txwv tsis pub nyob hauv chaw ua haujlwm.
5. Siv cov tshuab ua pa tawm thiab cov khoom siv tawg.
6. Yog hais tias yuav tsum tau canning, tus nqi ntws yuav tsum tau tswj thiab ib tug grounding ntaus ntawv yuav tsum tau muab ntsia los tiv thaiv cov tsub zuj zuj ntawm static hluav taws xob.
7. Tsis txhob sib cuag nrog cov khoom siv tsis sib xws xws li oxidants.
8. Thaum tuav, thauj khoom thiab tshem tawm nrog kev saib xyuas kom tsis txhob muaj kev puas tsuaj rau cov ntim thiab ntim.
9. Cov thawv khoob yuav muaj cov khoom tsis zoo.
10. Ntxuav koj txhais tes tom qab siv thiab txwv tsis pub noj thiab haus hauv chaw ua haujlwm.
11. Muab cov khoom sib xws thiab ntau npaum li cas ntawm cov khoom siv tua hluav taws thiab cov khoom siv kho mob thaum muaj xwm ceev.