Yam khoom twg muaj tetrachlorethylene hnyav (CAS 127-18-4)?

tetrachlorethylene hnyav yog dab tsi?

Tom ntej: Tetrachlorethylene CAS 127-18-4, tseem hu ua Perchloroethylene, yog ib hom ethylene chloride. Cov tshuaj formula yog C2cl4, nrog ib tug txheeb ze molecular luj ntawm 165.8 thiab ib tug ceev ntawm 1.62g / cm³. Nyob rau hauv chav tsev kub, nws yog xim tsis muaj xim, pob tshab, thiab yooj yim ntws cov kua uas tsis yog nplaim taws thiab muaj ntxhiab tsw tshwj xeeb. Nws yog me ntsis soluble hauv dej thiab muaj solubility ntawm 0.015g / 100ml hauv dej ntawm 20 degree. Nws yog soluble hauv cov kuab tshuaj organic xws li ethanol thiab ether. Incompatible nrog muaj zog oxidants thiab chemically active hlau xws li barium, lithium, thiab beryllium, tetrachlorethylene yog heev ruaj khov, tab sis reacts hnyav nrog concentrated nitric acid, ua carbon dioxide.

Yam khoom twg muaj tetrachlorethylene hnyav (CAS 127-18-4)?

Tetrachloroethene cov kuab tshuaj yog cov tshuaj tsim khoom uas tau siv dav hauv qhov ziab - ntxuav cov ntaub, nrog rau cov khaub ncaws. Nws kuj yog siv rau degreasing hlau qhov chaw thiab hauv kev tsim lwm yam tshuaj. TetrachloroetheneCAS Nr .: 127-18-4muaj nyob rau hauv cov neeg siv khoom, nrog rau qee cov xim thiab cov chaw tshem tawm, cov tshuaj tua dej, cov ntxhua khaub ncaws thiab cov ntoo, cov nplaum, thiab cov khoom tiv thaiv suede. Lwm lub npe rau tetrachloroethene muaj xws li PERC, tetrachloroethylene, perchloroethylene, thiab PCE.

Qhov twg yuav Tetrachlorethylene Solvent?

Gneebioyog ib lub chaw muag khoom ntawmCAS Nr .: 127-18-4. Peb lav qhov zoo ib yam, tus nqi sib tw, thiab txhim khu kev xa khoom thoob ntiaj teb kom koj cov haujlwm ua haujlwm tau zoo. Rau ib qho kev txiav txim zoo thiab cov khoom specifications, hu rau peb hnub no los tham txog koj cov kev xav tau.

Nyem Kom Thov Ib Daim Ntawv Tso Cai

txog peb

Henan Gneebiotau tsim nyob rau hauv 2016, ua raws li lub tswv yim ntawm "cov khoom siv tshuaj lom neeg thoob ntiaj teb" thiab tsom mus rau qib siab -kev lag luam tshuaj lom neeg zoo. Lub tuam txhab feem ntau cuam tshuam cov khoom siv tshuaj lom neeg, xws li dichloromethane; methyl sulfoxide DMSO ( qib kev lag luam thiab kws tshuaj); ethylene glycol (MEG); p-Xylene, thiab lwm yam.

Tag nrho peb cov khoom siv tshuaj lom neeg tau txais cov ntawv pov thawj thoob ntiaj teb suav nrog REACH, ISO, FMQS, HALAL, thiab Halal ntawv pov thawj, kom ntseeg tau tias muaj txiaj ntsig zoo thiab kev lees paub thoob ntiaj teb, Peb muaj cov tsev khaws khoom hauv coreports xws li Qingdao, Tianiin, thiab Shanghai, nrog rau 15-hnub kev xa khoom xa tuaj.

Ntim