Igama lemveliso:I-Trichlorethylene
Ifomathi yemolekyuli:C2HCl3
Inombolo yeCAS:79-01-6
Imveliso yesakhiwo semolekyuli:
Iinkcazelo ngeMichiza:
I-Trichlorethylene (TCE) yinto ecacileyo, engenambala, engenakutsha (kwiqondo lokushisa) ezinzile ulwelo oluyityhefu kunye nevumba elifana ne-chloroform (ATSDR, 2011).Inyibilika kancinane emanzini, iyanyibilika kwiigrisi nakwizinyibilikisi eziqhelekileyo eziphilayo, kwaye ibilisa kwi-87°C (190 F).
Xa idibana nomoya, ibola kancinane kwaye yenze i-phosgene, i-hydrogen chloride, kunye ne-dichloroacetyl chloride.I-Trichlorethylene xa idibana namanzi iba ngumhlwa kwaye yenza i-dichloroacetic acid kunye ne-hydrochloric acid.Inyibilika kwi-methanol, i-diethyl ether, kunye ne-acetone.
I-Trichlorethylene ikwabizwa ngokuba yi-trichloroethene, i-acetylene trichloride, i-1-chloro-2,2- dichlorethylene, kunye ne-ethylene trichloride, kwaye iqhelekile ukushunqulelwa kwi-TRI.Yi-hydrocarbon eguquguqukayo, eneklorini ye-organic esetyenziswa ngokubanzi ukuthoba isinyithi kunye ne-hydrofluorocarbon (HFC-134a) ephakathi (ATSDR, 2013).Ikwasetyenziswa nakwizinto zokuncamathelisa, ukwenza iipeyinti, iipeyinti, iilacquers, kunye nevanishi.Kwiminyaka ye-1930, i-TCE yaqaliswa ukusetyenziswa ekucoceni okomileyo, kodwa lo mkhuba wawuyekwa kakhulu kwi-1950 xa i-TCE yatshintshwa yi-tetrachlorethylene (PCE).Inenani lezinye izinto ezidlulileyo ezisetyenziswayo kwizinto zokuthambisa, iziyobisi, ukutya, kunye nezibulala-zinambuzane (US EPA, 2011).Sisingcoliso sokusingqongileyo esifunyenwe emoyeni, kumanzi aphantsi komhlaba, kumanzi angaphezulu, nasemhlabeni
Isicelo:
I-Trichlorethylene isetyenziswa njengesinyibilikisi, ekucoceni okomileyo, ekukhupheni amafutha, nasekusetyenzisweni okulinganiselweyo njenge-asa yokuthomalalisa utyando.
I-hydrocarbon eneklorini esetyenziswa njengesicoci okanye isinyibilikisi sesinyithi, i-oyile, iireyini, isulfure kunye ne-gemal degreasing agent.Inokubangela i-dermatitis ecaphukisayo, i-exanthema ngokubanzi, i-Stevens-Johnson syndrome, i-pustular okanye i-bullous eruption kunye ne-scleroderma.
Isinyibilikisi samafutha, iwax, iiresin, ioyile, irabha, iipeyinti, kunye nevanishi.Ukunyibilikisa i-cellulose esters kunye ne-ethers.Isetyenziselwa ukukhutshwa kwe-solvent kumashishini amaninzi.Kwi-degreasing, ekucoceni okomileyo.Ukwenziwa kweekhemikhali eziphilayo, amayeza, njenge-chloroacetic acid.