Iindaba
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Okokuqala ngqa, i-BASF inika i-neopentyl glycol (NPG) kunye ne-propionic acid (PA) enemveliso ye-zero carbon footprint (PCF), ngokutsho kwenkampani. Ezi mveliso zenziwe kwi-com...
I-BASF ayiphumeleli kwi-PCF ye-NPG kunye ne-PA ngendlela yayo ye-Biomass Balance (BMB) isebenzisa i-feedstock evuselelekayo kwinkqubo yayo yemveliso edibeneyo. Ngokuphathelele i-NPG, i-BASF ikwasebenzisa imithombo yamandla avuselelekayo kwimveliso yayo. Iimveliso ezintsha zi...Funda ngokugqithisileyo -
I-EPA Icebisa Ukuthintelwa Kokusetyenziswa Kakhulu kweDichloromethane | Iidayimani zeBeveridge
I-Arhente yoKhuseleko lweNdalo yase-US (i-EPA) icebise ukuba kuthintelwe phantse zonke iindlela zokusebenzisa i-dichloromethane, ekwaziwa ngokuba yi-dichloromethane, isinyibilikisi esisetyenziswa kakhulu kunye noncedo lokucubungula. Oku kuthintelwa kuya kuba nefuthe elikhulu kumashishini amaninzi, phakathi kwe-100 kunye ne-2...Funda ngokugqithisileyo -
Ukuvuselela Impendulo: Umfo kaKlarman Uphuhlisa Isixhobo Esitsha Sokubangela Uxinzelelo
Iimpendulo zeekhemikhali zisenzeka kuyo yonke indawo esingqongileyo ngalo lonke ixesha—ngokucacileyo xa ucinga ngako, kodwa bangaphi kuthi abakwenzayo xa siqala imoto, sibilisa iqanda, okanye sichumisa ingca yethu? Ingcali ye-chemical catalysis uRichard Kong ebecinga nge-chemi...Funda ngokugqithisileyo -
Umlawuli we-EPA uReagan: Valela i-methylene chloride ebulalayo ngoku!
I-Toxic-Free Future ijolise ekudaleni ikamva elisempilweni ngokukhuthaza ukusetyenziswa kweemveliso ezikhuselekileyo, iikhemikhali kunye neendlela zokusebenza ngophando oluphambili, ukuxhasa, ukuhlanganisana kwabantu abaninzi kunye nokubandakanya abathengi. I-Dichloromethane inxulunyaniswe nezempilo...Funda ngokugqithisileyo -
I-EPA Icebisa Ukuthintelwa kweCommon Solvent kunye ne-Processing Additive Dichloromethane | Goldberg Seqara
Kwimigaqo ecetywayo eyapapashwa ngoMeyi 3, i-US Environmental Protection Agency icebisa ukuthintela ukusetyenziswa kwe-dichloromethane, ekwaziwa ngokuba yi-dichloromethane, isinyibilikisi esiqhelekileyo kunye noncedo lokucubungula. Isetyenziswa kwiindlela ezahlukeneyo zabathengi kunye nezorhwebo, kubandakanya...Funda ngokugqithisileyo -
Ingozi embi ibangela ukukhangela ezinye iindlela endaweni yeenaliti kwiilabhoratri zekhemistri | Iindaba
Umphandi waseFransi uphakamise ulwazi ngeengozi zeenaliti ezibukhali kwiilabhoratri emva kwengozi embi ebandakanya ukuvuza kwesinyibilikisi rhoqo. Ngoku ucela ukuphuhliswa kwezinto zokutshintsha iinaliti zokudlulisa izinyibilikisi okanye ii-reagents ukuphucula ukhuseleko lwelabhoratri...Funda ngokugqithisileyo -
Thenga i-Wholesale China PVC Resin Powder Sg-5/sg5 Hot Sale High Quality Cas Number: 9002-86-2 China Leather Tubes PVC Flooring Product Supplier PVC Resin and Polyvinyl Chloride nge-US$0.05.
I-resin ye-PVC yeyona nto isetyenziswa kakhulu kwishishini leplastiki. Izinzile kakuhle kwiikhemikhali, iyamelana nokugqwala kwaye iyamelana namanzi. Iyanyibilika kwi-acetone, i-hydrochloric acid ester, i-ester kunye nezinye iialcohols. Ingabonelela ngokunyibilika okuhle, umbane olungileyo ...Funda ngokugqithisileyo -
Ukufunyanwa kwesifo se-Alzheimer kwangethuba kusetyenziswa ii-biomarkers zomchamo
Iziphumo zophando olwenziwe liqela elivela kwiYunivesithi yaseShanghai Jiaotong zibonisa ukuba i-formic acid yi-biomarker yomchamo ebuthathaka enokuqaphela isifo se-Alzheimer's kwangethuba (AD). Ezi ziphumo zinokuvula indlela yokuhlolwa kobuninzi okungabizi kwaye kulula. UGqr. Yifan Wang, UGqr....Funda ngokugqithisileyo -
I-Toxic-Free Future izinikele ekudaleni ikamva elinempilo ngokukhuthaza ukusetyenziswa kweemveliso, iikhemikhali kunye neendlela ezikhuselekileyo ngophando oluphambili, ukuxhasa, ukuhlanganisa abantu abaninzi kunye nabathengi...
I-Toxic-Free Future izinikele ekudaleni ikamva elisempilweni ngokukhuthaza ukusetyenziswa kweemveliso ezikhuselekileyo, iikhemikhali kunye neendlela zokwenza izinto ngophando oluphambili, ukuxhasa, ukuhlanganisana kwabantu abaninzi kunye nokubandakanyeka kwabathengi. Ngo-Epreli 2023, i-EPA icebise...Funda ngokugqithisileyo -
Isiphakamiso se-EPA sokunciphisa i-dichloromethane
Ngomhla wesi-3 kuCanzibe, ngo-2023, i-EPA ikhuphe umthetho wolawulo lomngcipheko weCandelo 6(a) loMthetho woLawulo lweZinto ezinobuthi (TSCA) obeka imida kwimveliso, ukungenisa, ukucutshungulwa, ukusasazwa, kunye nokusetyenziswa kwe-dichloromethane. isinyibilikisi esisetyenzisiweyo kwizixhobo ezahlukeneyo zabathengi nezentengiso...Funda ngokugqithisileyo -
Ngokutsho kwe-EPA, i-dichloromethane ibeka umngcipheko "ongenangqiqo" kwabanye abasebenzi.
IWASHINGTON. I-Dichloromethane ibeka umngcipheko "ongenangqiqo" kubasebenzi phantsi kweemeko ezithile, kwaye i-EPA iya kuthatha inyathelo "lokuchonga nokusebenzisa amanyathelo olawulo." Kwisaziso seRejista yeSizwe, i-Environmental P...Funda ngokugqithisileyo -
Ngowama-2030, imakethi yehlabathi ye-formic acid iya kufikelela kwi-US$2.4 yeebhiliyoni.
Uqoqosho lwehlabathi lukwindawo ebaluleke kakhulu apho iingxaki ezininzi kunye neengxaki zidibana kwaye zihlala kunye. Ukungaqiniseki malunga nendlela imfazwe yeRashiya ne-Ukraine eza kudlala ngayo kulo nyaka, kunye nendima yayo yokuphazamisa ukuzinza kwihlabathi, kuthetha ukuba iingxaki zokunyuka kwamaxabiso azikho...Funda ngokugqithisileyo