Kws muaj txuj ci zoo tu thiab ntxuav tu
Lub tuam txhab tsim tsim tau teev tias qhov txee xa tawm yog qhov tseem ceeb tshaj plaws ntawm txoj kev kuaj xyuas txoj haujlwm, thiab yog li ntawd tu txhua hnub thiab txij nkawm yog qhov tseem ceeb.
Kev saib xyuas tshwj xeeb yog raws li nram no:
1. Tsis txhob hu ncaj nraim mus rau saum npoo ntawm lub rooj nrog lub taub hau iav, roj qhov muag, dej cawv qhov cub, lossis cov hlau uas muaj tshaj 180 degrees Celsius, cov kab tawg, lossis lwm yam khoom uas tsis tau paub txog qhov kub;
2. Tsis txhob cia sulfuric acid thiab nitric acid nrog cov concentration siab tshaj 96% tuaj nrog lub rooj ntev zog (ntau tshaj 4 teev);
3, qhov kev sim ua tiav, nco ntsoov so lub qhov rooj huv, thiaj li tsis txhob residual acid thiab alkali tshwm sim los ntawm kev puas tsuaj tiv thaiv ntev;
4, lub rooj pom zoo kom siv cov dej sov, acetone lossis tshuaj ntxuav me me. Tsis txhob siv cov tshuaj txhuam, cov kua qaub, los yog cov tshuaj ntxuav alkaline los ua kom puas ntsoog. Cov tshuaj tua kab mob nrog cov tawv ncauj, ntxuav lub qhov ncauj nrog hypochlorous acid thiab yaug nrog cov dej huv