mawonekedwe a sodium 98%
Physicochemical katundu:
1.White ufa: Kuthira madzi, kununkhira pang'ono kwa formic acid.
2. Malo osungunuka: 253 ℃
3.Kuchulukana kwachibale: 1.191g/cm3
4.Kusungunuka: Kusungunuka mu glycerin, kusungunuka pang'ono mu mowa, mowa, kusungunuka mu ether.
Storge
1.Sungani pamalo ozizira, owuma, opanda mpweya wabwino, pewani kuwala kwa dzuwa, kutali ndi kutentha, asidi, madzi, ndi mpweya wonyowa.
2.Kusindikiza dry preservation.Kumangirira ndi mapepala apulasitiki zilipo, ndi malaya woven thumba kulongedza.Monga mmene ambiri mankhwala kusungirako ndi mayendedwe.
Kufotokozera za khalidwe
Unikani ntchito | Zizindikiro zamakono ndi mlingo wa mankhwala | ||
Super Grade | Gulu Loyamba | Normal Grade | |
chiyero,%≥ | 97.00% | 95.00% | 93.00% |
NaOH,%≤ | 0.05 | 0.5 | 1 |
Na2C03,%≤ | 1.3 | 1.5 | 2 |
NaCL,%≤ | 0.5 | 1.5 | 3 |
Na2S,%≤ | 0.06 | 0.08 | 0.1 |
Madzi,%≤ | 0.5 | 1 | 1.5 |
Gwiritsani ntchito
1. Amagwiritsidwa ntchito m'makampani achikopa, monga kufufuta zikopa, chothandizira, chowongolera chogwiritsidwa ntchito ngati mchere wobisala munjira yowotchera chrome.
2.Gwiritsani ntchito muzothandizira ndi zokhazikika
3. Gwiritsani ntchito utoto wa nsalu ngati chochepetsera.
4. Ntchito mu zopangira kupanga sodium hydrosul-phite, formic acid ndi asidi oxalic
5. Amagwiritsidwa ntchito ngati anti-frosting wothandizira mu konkire
6. mpweya wamtengo wapatali
7. Monga buffer action , kusintha mtengo wa PHin amphamvu asidi