
sheethalapaaneeyangalil benzene

sheethalapaaneeyangalile benzene thanmaathrayude arbudakaariyaaya swabhaavam kaaranam aashankaajanakamaanu. eee malineekaranam pothujanaarogyathe badhikkunna oru prasnamaanu, ithu paristhithi, aarogya abhibhaashakarkkidayil kaaryamaaya prathishedhatthinu kaaranamaayi. deseeyamaayum anthardhesheeyamaayum kudivellatthilum yunaittad stetsile kuppivellatthilum benzene alavu niyanthrikkappedunnu, pakshe anoupachaarikamaayi sheethalapaaneeyangalil maathram. ascorbic assid (vitaamin sii), loha ionukal (irumbu, chembu) ennivayude saannidhyathil preservative benzoic aasidinte decarboxylationil ninnu benzene roopappedunnu, avaa kaattalistukalaayi pravartthikkunnu, prathyekichu choodilum prakaashatthilum. choodulla kurumulakil swaabhaavikamaayi vitaamin sii adangiyirikkunnu ("oru ooranchil ullathuvare") athinaal sheethalapaaneeyangalekkurichu nireekshanam texas peett polulla soodiyam benzoate adangiya kurumulak sosukalkku baadhakamaan.
sheethalapaaneeyangalil roopeekaranam.
sheethalapaaneeyangalile benzeeninte pradhana kaaranam ascorbic assid (vitaamin sii, iii300) allengil erythorbic assid (ascorbic aasidinte diasteriomer, iii315) ennivayude saannidhyathil benzoic aasidinte decarboxylation. soodiyam benzoate (iii211), pottasyam benzoate (iii212), kaalsyam benzoate (iii213) ennivayude roopathil paaneeyangalil benzoic assid palappozhum cherkkunnu. citric assid benzoic aasidumaayi samyojichu ganyamaaya benzene ulppaadanathinu kaaranamaakumenn karuthappedunnilla, ennaal ascorbic allengil erythorbic assid, benzoic assid ennivayude saannidhyathil citric assid benzene ulppaadanam thwarithappeduthumennu chila thelivukal soochippikkunnu.
nirddishta samvidaanam aarambhikkunnath hydroxyl raadikkalinte hydrajan amoortheekaranathodeyaanu, ithu ascorbic assid vazhi dioxyjen kuraykkunnathiloode kyu 2 +-catalise cheythathaanna
benzene roopeekaranathe badhikkunna mattu gadakangal choodum prakaashavumaanu. choodulla saahacharyangalil sheethalapaaneeyangal sookshikkunnathu benzene roopeekaranathe vegathilaakkunnu.
sheethalapaaneeyangalile benzene ulppaadanathe kaalsyam disodium edda panchasarayum thadayumennu theliyikkappettittund.
internaashanal kaunsil oof bevarej associations (aii. sii. bii. eiii) benzene roopeekaranam thadayunnathino kuraykkunnathino upadesham nalkiyittundu.
kudivellatthile maanadandangal parimithappedutthuka.
kudivellatthil benzene adangiyittundengil athinu vividha adhikaarikal paridhi nischayichittundu. inipparayunna paridhikal oru bilyan bhagangalaayi (ppb; microgram/kilogram) nalkiyirikkunnu.
iii. pii. eyum california benzene 0 ppb, 0.15 ppb ennivaykkaayi pothujanaarogya lakshyangal nischayichittundu.
benzene paristhithi sanbarkkathil.
sheethalapaaneeyangalile benzene mattu paaristhithika eksposharukalude pashchaathalatthil kaanendathundu. ithuvare kandethiyathil vachu ettavum moshamaaya udaaharanam 87.9 ppb benzene adangiya oru sheethalapaaneeyathinte aanenkil, 350 millie (12 auns) kudikkunna oraalkk 31 microgram (microgram) benzene kazhikkaan kazhiyum, ithu oru vaahanamodikkunnayaal moonnu minitt indhana tank veendum niraykkunna benzene thulyamaanu. soodiyam benzoate oru samrakshanavasthuvaayi upayogikkunnathinu badalukalundenkilum, atharam paaneeyam pathivayi kazhikkunnath oru prathyeka vyakthikk kaaryamaaya aarogya apakadamundaakkaan saadhyathayilla (udaaharanathinu, benzenil iii. pii. eiii airis document kaanuka).
ellah divasavum nagara vaayuvil ninnu shwasikkunna benzeente alavinu thulyamaayi aalukal 10 microgram benzene adangiya oru paaneeyatthil prathidinam kuranjathu 20 littarengilum (5.5 gallen) kudikkanamennu yuke phudu staanderds ejansi prasthaavichu. ellah srothassukalil ninnum benzene divasena nerittu exposure cheiyunnathu nirnnayikkunnath athil ninnu exposure cherthaanu.
charithram.
1990kall.
1990-ll, amerikkayil vilppanaykkethunna perior kuppikalil benzene kandethiyathayi oru patanam report cheythu, ithu swamedhayaa uthppannangal thirichuvilikkaan kaaranamaayi.
1990 kalude thudakkathil, sheethalapaaneeya vyavasaayangal sheethalapaaneeyangalil benzene roopappedunnathinekkuridu aashankakalumaayi thudakkathil fda sameepichu. parishodhanaykk sesham, eph. dii. eiii nirmmaathaakkalod swamedhayaa parishkarikkaan aavasyappettu. 1993 aayappozhekkum mikka paneeyangalilum benzene malineekaranam kuravaanennu fda nirnnayichu.
1993-ll, vitaamin siyude saannidhyathil benzoic aasidil ninnu benzene engane roopappedumennu gaveshanam kaanichu.
1998-leeii venalkkaalath, chila ulppaadana plaantukalil benzene malineekaranam kandethiyathinethudarnn niravadhi prashastha sheethalapaaneeya nirmmaathaakkalkk avarude uthppannangalude valia alavil vilppanayil ninnu pinvalikkendi vannu.
2005.
2005 novemberil, swakaarya pouranmaar nadatthiya parisodhanaa phalangal prakaram vividha tharatthilulla paaneeyangalil benzene kuranja alavil roopappedunnu.
2005 desemberil germmaniyile federal instittyoott phoor risk asasment ("bandesinstityoott phur resicobeverteng") bhakshanapaneeyangalil benzene roopappedunnathinekkuri oru avalokanam prasidheekarichu.
2006.
sheethalapaaneeyangalude ulppaadana samayat, prathyekichu ooranchu ruchiyullavayil, oru raasapravarthanathinte bhaagamaayi benzene srishtikkappedaamennu 2006 februvariyil, eph. dii. ayile peru velippeduthaatha oru muun rasathanthranjan parasyamaayi velippeduthi. phudu staanderds ejansiyilum (yuke) germmaniyilum ethra alavil benzene undengil athu krithyamaayi velippeduthunnathinaayi udan thanne poornna thothilulla anweshanangal aarambhichu, mattu niravadhi samghadanakal avarude kandethalukalkkayi kaathirikkunnu.
yunaittad kingdatthile phudu staanderds ejansi 2006 march 31 nuu 150 paaneeyangalude phalangal puratthirakki. 43 paaneeyangalil benzene adangiyittundennum athil naalil lokaarogya samghadanayude kudivella nilavaarathekkaal (10 ppb) kooduthalaanennum athinte phalangal kaanikkunnu. eee nalupereyum vilppanayil ninnu pinvalichu.
2006 eprilil corian phudu aandu drugg administration (keey. eph. dii. eiii) dakshina koriyayil vitaamin sambushtamaaya 30 paaneeyangalil 27 ennathilum (90 sathamaanam) benzene kandethiyathayi prakhyaapichu. 5. 7 muthal 87.8 ppb vareyulla benzene alavu manushyarkk doshakaramallennu kandethiyenkilum 10 ppbyil kooduthal benzene adangiya paaneeyangalude nirmmathaakkal avarude uthppannangal swamedhayaa thirichuvilikkaan nirddeshichu.
eph. dii. eiii 2006 meyy maasathil 100 paaneeyangalude praadhamika phalangal puratthirakki, pala sheethalapaaneeyangalilum kuranja alavil benzene (5 ppbyil thaazhe, federal kudivella paridhi) adangiyittundennum naalu paaneeyangalil nilavaarathekkaal kooduthal alavu undennum kaanikkunnu. eee paaneeyangalil randennam kudivella nilavaarathekkaal <aii. dii. 1> madangu kooduthalaanu. pala uthppannangalum avayil adangiyirikkunna benzeeninte alavil valia vyathiyanangal kaanichu. federal kudivella nilavaarathinu mukalilulla benzene adangiya uthppannangal parishkarikkunnathin nirmmaathaakkalumaayi pravarthikkunnundenna fda ariyichu.
eee parisodhanaa phalangal efda muun deerghakaala padanathekkaal kuravum krithyavumaanu. vividha bhakshanangalile asthiramaaya jaiva samyukthangalude alavu nirnnayikkaan 1996 muthal 2001 vare fda nadatthiya motham bhakshana padanatthil, parishodhanaykkide paaneeyangalil kooduthal benzene roopappedaan kaaranamaaya oru vishakalana nadapadikramam fda upayogichu.
mikka paneeyangalilum 5 ppbyil thaazheyulla alavu undennum upabhokthaakkalkk apakadasaadhyathayillennum fda oonnipparanju. koodaathe, kudivellatthinum kuppivellathinum appuram paaneeyangalkk manadandangalonnumilla. 
2006 juun 9 nuu health canada paaneeyangalile benzene alavinte padanaphalangal puratthirakki. 118 ll naalu ulppannangalkkum canadian maargganirddeshamaaya kudivellatthil benzene littarin anchu microgram ennathinekkaal uyarnna nilavaaramundaayirunnu (sharashari paridhi 6 muthal 23 microgram/lii). adutha varshathe thudarpadanatthil neriya uyarnna nilavaaramulla moonnu saambilukal maathrame kandethiyittulloo, sharashari nila valare kuravaanennu nigamanam cheythu.
2006 august 24nuu, rund sheethalapaaneeya nirmmathaakkal columbia jillayile unnatha kodathiyil oru koottam maathaapithaakkal phayal cheytha klaas-aakshan cases theerppaakkaan sammathichu. rund kambanikalum, soonn brandukalaaya ink., "bellie vaasharukal" uthppannangalude nirmmaathaav, tokkingrain paaneeya kambani.thangalude uthppannangal doshakaramaanennu nishedhichenkilum avarude paaneeyangalile cheruvakal maattaan sammathichu.
2008.
kokkakola athinte pala paaneeyangalil ninnum soodiyam benzoate ghattamghattamaayi neekkam cheiyumennu prakhyaapichu, pakshe faantayum spriteum allah. 2012 august vareyulla kanakkanusarichu, kokka-koola seero, baarkkinte root bearil ippozhum benzoate adangiyirikkunnu (yathaakramam pottasyam uppum soodiyam uppum cherkkunnu).
sheethalapaaneeyangalil benzene roopappedunnathil plaastik packaging oru pradhana punk vahikkumennu oru beljian patanam kandethi.

