Izindaba
-
Ngokokuqala ngqa, i-BASF inikeza i-neopentyl glycol (NPG) kanye ne-propionic acid (PA) enomkhiqizo we-zero carbon footprint (PCF), ngokusho kwenkampani. Le mikhiqizo ikhiqizwa enkampanini...
I-BASF ayifinyeleli i-PCF ye-NPG kanye ne-PA ngendlela yayo ye-Biomass Balance (BMB) isebenzisa i-feedstock evuselelekayo ohlelweni lwayo lokukhiqiza oluhlanganisiwe. Ngokuphathelene ne-NPG, i-BASF isebenzisa nemithombo yamandla avuselelekayo ekukhiqizeni kwayo. Imikhiqizo emisha i-̶...Funda kabanzi -
I-EPA Iphakamisa Ukuvinjelwa Kokusetshenziswa Okuningi kwe-Dichloromethane | I-Beveridge Diamonds
I-US Environmental Protection Agency (EPA) iphakamise ukuvinjelwa cishe kukho konke ukusetshenziswa kwe-dichloromethane, eyaziwa nangokuthi i-dichloromethane, isithako esivame ukusetshenziswa sokuxazulula nokucubungula. Ukuvinjelwa okuphakanyisiwe kuzoba nomthelela omkhulu ezimbonini eziningi, phakathi kwe-100 ne-2...Funda kabanzi -
Ukuqala Ukusabela: Umfo kaKlarman Uthuthukisa I-Catalyst Entsha
Ukusabela kwamakhemikhali kwenzeka nxazonke zethu ngaso sonke isikhathi—kusobala uma ucabanga ngakho, kodwa bangaki kithi abakwenzayo lapho siqala imoto, sibilisa iqanda, noma sifaka umanyolo etshanini lethu? Isazi se-Chemical Catalysis uRichard Kong ubelokhu ecabanga ngamakhemikhali...Funda kabanzi -
Umphathi we-EPA uReagan: Vimbela i-methylene chloride ebulalayo manje!
I-Toxic-Free Future ihlose ukudala ikusasa elinempilo ngokukhuthaza ukusetshenziswa kwemikhiqizo ephephile, amakhemikhali kanye nemikhuba ngocwaningo olusezingeni eliphezulu, ukumela, ukuhlelwa kwabantu abaningi kanye nokubandakanya abathengi. I-Dichloromethane ixhunyaniswe nezempilo...Funda kabanzi -
I-EPA Iphakamisa Ukuvinjelwa Kwe-Common Solvent Nokucubungula I-Additive Dichloromethane | Goldberg Seqara
Emithethweni ehlongozwayo eyanyatheliswa ngoMeyi 3, i-US Environmental Protection Agency iphakamisa ukuvimbela ukusetshenziswa kwe-dichloromethane, eyaziwa nangokuthi i-dichloromethane, isithako esivamile sokuxazulula nokucubungula. Isetshenziswa ezinhlotsheni ezahlukene zezicelo zabathengi nezentengiselwano, okuhlanganisa...Funda kabanzi -
Izingozi ezimbi zifuna ezinye izindlela esikhundleni sezinaliti emalabhorethri ekhemistri | Izindaba
Umcwaningi waseFrance uphakamise ukuqwashisa ngezingozi zezinaliti ezibukhali emalabhorethri ngemuva kwengozi esabekayo ehilela ukuvuza kwe-solvent okuvamile. Manje ucela ukuthuthukiswa kwezindlela zokufaka esikhundleni sezinaliti zokudlulisa izinyibilikisi noma ama-reagent ukuze kuthuthukiswe ukuphepha kwelabhorethri...Funda kabanzi -
Thenga i-China PVC Resin Powder Sg-5/sg5 Ethengiswa Ngobuningi Inombolo Ye-Cas Esezingeni Eliphezulu: 9002-86-2 Umhlinzeki Womkhiqizo Wezikhumba Zesikhumba Zase-China PVC Flooring Resin ne-Polyvinyl Chloride ngo-$0.05.
I-resin ye-PVC iyinto eluhlaza esetshenziswa kakhulu embonini yepulasitiki. Inamandla amahle okuqina kwamakhemikhali, ukumelana nokugqwala kanye nokumelana namanzi. Incibilika ku-acetone, i-hydrochloric acid ester, i-ester kanye nezinye izinhlobo zotshwala. Inganikeza ukuncibilika okuhle, ugesi omuhle ...Funda kabanzi -
Ukutholwa kwesifo i-Alzheimer's kusenesikhathi kusetshenziswa ama-biomarker omchamo
Imiphumela yocwaningo olwenziwe yiqembu laseShanghai Jiaotong University ikhombisa ukuthi i-formic acid iyi-biomarker yomchamo ebucayi engathola isifo se-Alzheimer's (AD) sasekuqaleni. Okutholakele kungavula indlela yokuhlolwa kwesisindo okungabizi futhi okulula. UDkt. Yifan Wang, uDkt....Funda kabanzi -
I-Toxic-Free Future izinikele ekudaleni ikusasa elinempilo ngokukhuthaza ukusetshenziswa kwemikhiqizo ephephile, amakhemikhali kanye nemikhuba ngocwaningo olusezingeni eliphezulu, ukumela, ukuhlelwa kwabantu abaningi kanye nabathengi...
I-Toxic-Free Future izinikele ekudaleni ikusasa elinempilo ngokukhuthaza ukusetshenziswa kwemikhiqizo ephephile, amakhemikhali kanye nemikhuba ngocwaningo olusezingeni eliphezulu, ukumela, ukuhlangana kwabantu abaningi kanye nokubandakanya abathengi. Ngo-Ephreli 2023, i-EPA yaphakamisa...Funda kabanzi -
Isiphakamiso se-EPA sokunciphisa i-dichloromethane
Ngomhlaka-3 Meyi 2023, i-EPA yakhipha umthetho wokuphathwa kwengozi weSigaba 6(a) soMthetho Wokulawula Izinto Ezinobuthi (TSCA) obeka imikhawulo ekukhiqizweni, ekungenisweni, ekucutshungulweni, ekusakazweni nasekusetshenzisweni kwe-dichloromethane. isinyibilikisi esisetshenzisiwe ezisetshenziswa ezihlukahlukene zabathengi nezentengiselwano...Funda kabanzi -
Ngokusho kwe-EPA, i-dichloromethane ibeka ingozi "engenangqondo" kwabanye abasebenzi.
I-WASHINGTON. I-Dichloromethane ibeka ingozi "engenangqondo" kubasebenzi ngaphansi kwezimo ezithile, futhi i-EPA izothatha isinyathelo "sokuhlonza nokusebenzisa izinyathelo zokulawula." Esazisweni se-Federal Register, i-Environmental P...Funda kabanzi -
Ngo-2030, imakethe yomhlaba wonke ye-formic acid izofinyelela ku-US$2.4 billion.
Umnotho womhlaba usenkingeni enkulu lapho izinkinga nezinkinga eziningi zihlangana khona futhi zihambisana khona. Ukungaqiniseki ngokuthi impi yaseRussia ne-Ukraine izoqhubeka kanjani kulo nyaka, kanye nendima yayo yokungazinzi emhlabeni, kusho ukuthi izinkinga zokwehla kwamandla emali azikho...Funda kabanzi