sodium formaldehyde sulfoxylate / formaldehyde hydrosulfiteSodium bisulfoxylate
Synonyms in English
xim dawb
chemical khoom
Tshuaj formula: CH2 (OH) SO2Na Molecular Luj: 118.10 CAS: 149-44-0EinECs: 205-739-4 Melting point: 64 txog 68 ℃ Boiling point: 446.4 ℃ Flash point: 223.8 ℃
Khoom taw qhia thiab nta
Condole block, tseem hu ua diao dawb hmoov, rau formalin ua ke nrog sodium bisulfite txo, tshuaj lub npe formaldehyde sodium bisulfite, tshuaj formula rau CH2 (OH) SO2Na, dawb thaiv los yog crystalline hmoov, tsis muaj ntxhiab tsw los yog me ntsis leek tsw;Soluble hauv dej, me ntsis soluble hauv cawv.Nws yog ruaj khov nyob rau hauv chav tsev kub, thiab muaj zog reducibility thiab bleaching nyhuv ntawm kub kub.Nyob rau hauv cov ntaub ntawv ntawm cov kua qaub decomposition, hydrogen sulfide tso tawm, ruaj khov thaum PH> 3, ruaj khov rau alkali.Nws yog feem ntau siv hauv kev luam ntawv thiab dyeing kev lag luam raws li tus neeg sawv cev extraction thiab txo tus neeg sawv cev los tsim indigo dye, txo cov dye thiab lwm yam.Tab sis yuav tsum tsis txhob siv los ua zaub mov bleaching additive, nruj me ntsis txwv tsis pub nkag.
siv
Nws yog ib tug bleaching neeg sawv cev rau industrial siv vim nws muaj zog reducibility ntawm kub kub.Hauv kev lag luam luam ntawv thiab dyeing yog siv los ua tus neeg sawv cev tshem tawm thiab txo tus neeg sawv cev, kev tsim cov xim indigo;Kuj tseem siv los ua kev lag luam roj hmab styrene butadiene roj hmab polymerization activator;Photosensitive photographic cov ntaub ntawv theem auxiliaries;Bleaching tus neeg sawv cev rau kev siv niaj hnub thiab kev lag luam kws tshuaj.
pob thiab thauj
B. Cov khoom no tuaj yeem siv tau, 25KG, hauv cov thoob.
C. Khaws ntim rau hauv qhov chaw txias, qhuav thiab qhov cua nyob hauv tsev.Cov thawv ntim khoom yuav tsum tau muab kaw kom nruj tom qab siv txhua zaus ua ntej siv.
D. Cov khoom no yuav tsum raug kaw kom zoo thaum lub sijhawm thauj mus los kom tsis txhob ya raws, muaj zog alkali thiab acid, nag thiab lwm yam impurities los ntawm kev sib xyaw.
