Ib lub plume yog ib qhov ntim ntawm cov dej hauv av paug uas txuas mus rau sab hauv thiab sab nraud los ntawm qhov chaw. Lub 1, 4-dioxane plume txav los ntawm cov dej hauv av; cov kev taw qhia thiab kev ceev ntawm cov paug paug plume cuam tshuam los ntawm lub zos geology. Cov cheeb tsam plume suav nrog thaj tsam ntawm Scio Township thiab sab hnub poob Ann Arbor.
Gelman plume yog dab tsi?
Gelman Sciences Inc., yav dhau los cov chaw tsim khoom lim dej nyob ze Ann Arbor, Michigan, tau tso cov kab mob paug tawm los ntawm ntau xyoo ntawm kev tuav pov hwm tsis raug cai ntawm nws qhov chaw. Lub plume ntawm 1, 4-dioxanetau kis mus rau hauv av hauv Ann Arbor thiab Scio Townships, suav nrog thaj tsam sab hnub poob ntawm lub nroog Ann Arbor.
14 dioxane siv hauv dab tsi?
1, 4-Dioxane yog siv los ua a stabilizer rau chlorinated cov kuab tshuaj xws li trichloroethane thiab trichloroethylene. 1 Nws tseem tuaj yeem yog cov khoom siv tshuaj lom neeg uas tsis tau npaj siab siv hauv cov khoom siv xws li da dej npuas, tshuaj zawv plaub hau, ntxhua khaub ncaws, xab npum, tshuaj ntxuav tawv nqaij, nplaum nplaum, thiab tshuaj tiv thaiv kab mob.
Puas yog Gelman Sciences tseem ua lag luam?
Gelman Sciences tau koom ua ke hauv 1997 nrog Pall Corp., uas tau txais hauv 2015 los ntawm Danaher Corp. Ntawm daim ntawv, Gelman Sciences tseem muaj nyob raws li txoj cai lij choj lub luag haujlwm rau lub plume uas tam sim no npog thaj tsam ntau dua peb mais ntev thiab ib mais dav, txawm tias Charles Gelman tsis tau koom nrog lub tuam txhab rau ntau xyoo.
Koj tshem tawm li cas1/4-dioxane cov tshuaj tiv thaiv?
1, 4-Dioxane Treatment Destruction Processes
Ib qho yog ultraviolet lub teeb (UV) nrog hydrogen peroxide thiab lwm qhov yog ozone nrog hydrogen peroxide (H2O2). Cov txheej txheem no tau ua tiav thaum lub teeb UV lossis ozone catalyzes dissociation ntawm H2O2 rau hauv OHradicals, yog li ua cov saw hlau cuam tshuam los rhuav tshem 1, 4-dioxane.
