Dioxane? Ingori nyaya yekufungidzira

Chii chinonzi dioxane? Izvo zvakabvepi?

Dioxane, iyo nzira chaiyo yekunyora iri dioxane. Nekuti zvakaipa zvakanyanyisa kuwanda, mune ino chinyorwa isu tinoshandisa mazwi akaipa akaipa panzvimbo. Iyo organic compand, inozivikanwawo seDioxane, 1, 4-dioxane, isina ruvara mvura. Dioxane acute kupfupfayo kwakaderera kuchetura, ane anesthetic uye kunomutsa mhedzisiro. Maererano neiyo iripo yekuchengetedza technical kodhi yeCosmetics in China, Dioxane chinhu chakarambidzwa chezviziso. Sezvo ichirambidzwa kuwedzera, nei cosmetics ichiri ne dioxane kuwanikwa? Nezvikonzero izvo zvine hunyanzvi zvisingadzivisiki, zvinokwanisika kuti dioxane kuti uunzwe mune zvigadzirwa zvekusachena. Saka ndeapi rusununguko mune zvigadzirwa zvemidziyo?

Imwe yeiyo inonyanya kushandiswa kucheneswa inoshambidzwa muShampoos uye mashanga emuviri ndeye sodium fave doro ether sulfate, anozivikanwa seSodium Aes kana Sles. Ichi chikamu chinogona kuitwa kubva kune zvakasikwa muchindwe mafuta kana peturu seyakagadzirwa zvigadzirwa kuita zviyero zvekudya, asi zvakarongedzwa kuburikidza nematanho akatevedzana seEthodhiclation, sulfonation, uye kusarerekera. Nhanho yakakosha ndeyekuita, mune iyi nhanho yezviitiko zvekuita, zvinowanzoitika zveEthoxici. Kuburitsa kuburitsa ne-chigadzirwa, ndiko kuti, muvengi waDioxane, maitiro chaiwo anogona kuratidzwa mune inotevera nhamba:

Muzhinji, vagadziri vemabhuku ezvinyorwa zvichave nematanho akazotevera kupatsanura uye kunatsa Dioxane Vagadziri, vagadziri vemitengo yeCosmetics vacho vanozozvidzorawo chiratidzo ichi, kazhinji vanenge makumi maviri kusvika makumi maviri kusvika makumi maviri. Kana zviri zvezvinyorwa zvemukati muchigadzirwa chakapera (senge shampoo, kugeza kwemuviri), hapana zvakanyatsoitika nyika dzenyika. Mushure meBawang Shampoo chiitiko muna 2011, China yakaisa chiyero chezvigadzirwa zvakapedza pane zvisingasviki 30pp.

Dioxane inokonzera cancer, inoita kuti unenjere zvichemo?

Sechinyorwa chakasviba chinoshandiswa kubva kuHondo Yenyika II, sodium slfate (Sles) uye ne-chigadzirwa dioxane zvakadzidzwa zvakanyanya. Iyo United States Chikafu Chekudya uye Dr Dr Draum Maererano neAustralia National Componga Hutano hutano uye Commission Commission MuChina, mushure me2012, muganho wemugumo we30ppm yeDioxane zvemukati muCosmetics haina kuderera pane iyo inecheto inogamuchirika muganho we100pp mumamiriro ezvinhu akajairika.

Kune rimwe divi, inofanira kusimbiswa kuti muganho weChina weDioxane muCosmetic zviyero zviri pasi pe30ppm, iyo iri mwero wakakwirira munyika. Nekuti kutaura zvazviri, nyika zhinji nematunhu zvine miganhu yepamusoro pane dioxane zvemukati kupfuura zviyero zvedu kana zvisina kujeka zviyero:

Muchokwadi, trace huwandu hweDioxane hunowanzosikwa mune zvakasikwa. Izvo zvinhu zveUS toolen uye chirwere checistry rondedzero dioxane sekuwanikwa muhuku, matomatisi, shrimp uye kunyange mumvura yedu yekumwa. World Health Organisation nhungamiro yekunwa mvura yemvura (yechitatu edition) nyika ye dioxane mumvura iri 50 μg / l.

Saka kuti upedze dambudziko reCarcinogenic yeDioxane mune imwe mutsara, kureva kuti: Pasinei neiyo dosi yekutaura nezvekukuvara ihombodo.

Iyo yakaderera zviri mukati meDioxane, iri nani kunaka, handiti?

Dioxane haisi iyo yega chiratidzo chehunhu hushoma. Zvimwe zvinoratidza zvakadai sehuwandu hwehuwandu hwehuwandu hwakatemerwa uye huwandu hwevatsamwisi muzvigadzirwa zvakare zvakakoshawo kufunga nezvazvo.

Uyezve, zvakakosha kuti uzivewo kuti zviyero zvakasiyana, mutsauko mukuru wesimba, vamwe ne2, 3 kana kana 4 eo (yekosi, uye 2.3 uye 2.6 inogona zvakare kugadzirwa). Yepamusoro mwero wekuwedzera ethoxidation, kureva kuti nhamba yeiyo eo, yakakwira zviri mukati meDioxane yakagadzirwa pasi penzira imwecheteyo uye mamiriro ekuzvinatsa.

Sezvineiwo, zvisinei, chikonzero chekuwedzera Eo ndechekuderedza zvakanyanyisa zvimisikidzo, uye yakakwira nhamba yea eo zvidhori, isinganyanye kutsamwisa paganda, iyo inomisa, uye inotyisa. Pasina eo, iSLS, iyo isingafarirwe nezvematunhu, iyo inonyadzisa chaizvo.

Naizvozvo, zvemukati zvakadzika zveDioxane hazvireve kuti izvo zvinonyonganiswa zvakanaka. Nekuti kana nhamba yeEO idiki, kushatirisa kwezvinhu zvidiki zvichave kukuru

Mukupfupikisa:

Dioxane haishandiswi inowedzerwa nemabhizinesi, asi chinhu chakabikwa chinofanira kuramba chiri mumidziyo yakaomeswa senge zvidhori, izvo zvakaoma kudzivirira. Kwete chete muzvikamu chete, chero bedzi generalclation inoitwa, pachave neyenzi ye dioxane, uye imwe yekuchengetedza ganda zvinhu zvakare ine dioxane. Kubva pane maonero ekuona njodzi yekuongorora, sechinhu chinosara, hapana chikonzero chekutsvaga mhedziso 0 zvemukati, tora tekinoroji yazvino, haireve kuti zvirimo zviri 0.

Nekudaro, kutaura nezvekukuvara kupfuura dosi ndeyekuita gangster. Kuchengeteka kwaDioxane kwakadzidzwa kwemakore mazhinji, uye kuchengetedzwa kwakakodzera uye kwakakurudzirwa zviyero zvakatangwa, uye zvasara zvisingasviki 100ppm zvinoonekwa sewakachengeteka. Asi nyika dzakadai seye European Union isina kuita kuti ive mwero wekumanikidzwa. Izvo zvinodiwa zvepamba zvezvinyorwa zveDioxane muzvigadzirwa zviri pasi pe30pp.

Naizvozvo, Dioxane muShampoo haafanire kunetseka nezve cancer. Kana zviri zvisizvo zvisizvo munhau, ikozvino unonzwisisa kuti ndezvekuti ungofanira kutariswa.