Iindaba
-
Indlela entsha yokungena kwi-hive enokunceda ngayo ukusindisa iinyosi
URayna Singhvi Jain une-aleji kwiinyosi. Intlungu ebukhali emlenzeni wakhe yamthintela ekusebenzeni iiveki ezininzi. Kodwa oko akuzange kumthintele lo somashishini wezentlalo oneminyaka engama-20 ubudala kwinjongo yakhe yokusindisa ezi zinambuzane zibalulekileyo, ezinabantu abaninzi...Funda ngokugqithisileyo -
I-EPA Icebisa Ukuthintelwa kweCommon Solvent kunye neDichloromethane Processing Additive Goldberg Segara
Kwimithetho ecetywayo eyapapashwa ngoMeyi 3, i-EPA icebise ukuthintela ukusetyenziswa kwe-dichloromethane, ekwaziwa ngokuba yi-dichloromethane, isinyibilikisi esiqhelekileyo kunye noncedo lokucubungula. Isetyenziswa kwiintlobo ngeentlobo zezicelo zabathengi kunye nezentengiso, kubandakanya izincamathelisi kunye nezitywini, iimoto ...Funda ngokugqithisileyo -
Iindlela ze-sequential acid-base (SAB) kwi-interstellar medium: ukubonakala kwe-cis-formic acid kumafu amnyama eemolekyuli
Iiratio ezibonweyo zee-COM isomers kwi-ISM zibonelela ngolwazi oluxabisekileyo malunga nekhemistri kunye nefiziksi yeegesi kwaye, ekugqibeleni, imbali yamafu eemolekyuli. Umxholo we-c-HCOOH acid kwi-cold core yi-6% kuphela yomxholo we...Funda ngokugqithisileyo -
I-EPA iceba ukuthintela ukusetyenziswa kwe-dichloromethane phantsi kweCandelo 6(a) TSCA | Bergeson & Campbell, PC
Ngomhla wama-20 ku-Epreli, ngo-2023, i-US Environmental Protection Agency (EPA) yabhengeza ukukhutshwa komgaqo ocetywayo phantsi kweCandelo 6(a) loMthetho woLawulo lweZinto ezinobuthi (TSCA) othintela ukusetyenziswa kwe-methylene chloride. I-EPA yathi uvavanyo lwayo lomngcipheko olungenabungqina...Funda ngokugqithisileyo -
Okokugqibela, i-EPA icebisa ukuba kuthintelwe ukusetyenziswa kwe-dichloromethane.
I-Toxic-Free Future izibophelele ekukhuthazeni ukusetyenziswa kweemveliso ezikhuselekileyo, iikhemikhali kunye neendlela zokwenza izinto ukuze kubekho ikamva elisempilweni ngophando oluphambili, ukuxhasa, ukulungelelanisa abantu abaqhelekileyo kunye nokubandakanya abathengi. Ukususela ngeminyaka yoo-1980, ukuvezwa kwi-methylen...Funda ngokugqithisileyo -
Ukuqaliswa kweNgxaki: Abaphandi baseKlarman baphuhlisa iCatalyst entsha
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 -
Imvume ye-EPA yomthetho ocetywayo inikwe phantsi koMthetho woLawulo lweZinto eziTyhefu (TSCA)
Ngomhla wesi-3 kuCanzibe ngo-2023, i-EPA yapapasha umthetho ocetywayo kwiRejista yeSizwe wokuthintela ukusetyenziswa kwe-methylene chloride. , kwaye i-dichloromethane yikhemikhali yesibini enomngcipheko wayo olawulwa phantsi kwenkqubo yohlengahlengiso eyenziwe nguFrank R. Lautenberg. 21...Funda ngokugqithisileyo -
Isifo sika-Alzheimer: i-biomarker yomchamo ibonelela ngokufunyanwa kwangethuba
Akukho nyango lwesifo sika-Alzheimer, kodwa izazinzulu zihlala zihlola iindlela zokunyanga iimpawu zesi sifo. Abaphandi bakwasebenza ekufumaneni kwangethuba isifo sengqondo esinxulunyaniswa nesifo sika-Alzheimer, njengoko ukunyanga kwangethuba...Funda ngokugqithisileyo -
Sinomhlobiso we-autumn squash etafileni yokutyela eyenziwe nge-maple ethanjiswa ngeoyile ye-linseed kuphela, esiyithambisa rhoqo. Ithanga lavuza laza lashiya ibala. Ngaba ikho indlela yokususa...
Q: Sinesikwashi sasekwindla njengomhombiso etafileni yokutyela eyenziwe nge-maple efakwe ioyile ye-linseed kuphela, esiyibeka rhoqo. Ithanga livuthuze laza lashiya ibala. Ngaba ikho indlela yokulisusa? A: Kukho iindlela ezahlukeneyo zokususa...Funda ngokugqithisileyo -
I-BASF: I-NPG kunye ne-PA ezingenayo i-carbon footprint
Okokuqala ngqa, i-BASF inika i-neopentyl glycol (NPG) kunye ne-propionic acid (PA) ene-zero-carbon cradle-to-gate (PCF), ngokutsho kwenkampani. I-BASF ifumene i-zero PCF kwi-NPG kunye ne-PA ngokusebenzisa indlela yayo ye-Biomass Balance (BMB)...Funda ngokugqithisileyo -
Iindlela ze-sequential acid-base (SAB) kwi-interstellar medium: ukubonakala kwe-cis-formic acid kumafu amnyama eemolekyuli
Iiratio ezibonweyo zee-COM isomers kwi-ISM zibonelela ngolwazi oluxabisekileyo malunga nekhemistri kunye nefiziksi yeegesi kwaye, ekugqibeleni, imbali yamafu eemolekyuli. Umxholo we-c-HCOOH acid kwi-cold core yi-6% kuphela yomxholo we...Funda ngokugqithisileyo -
Umlawuli we-Arhente yoKhuseleko lweNdalo uRonald Reagan: Valela iMethylene Chloride ebulalayo ngoku!
I-Toxic-Free Future izibophelele ekukhuthazeni ukusetyenziswa kweemveliso ezikhuselekileyo, iikhemikhali kunye neendlela zokwenza izinto ukuze kubekho ikamva elisempilweni ngophando oluphambili, ukuxhasa, ukulungelelanisa abantu abaqhelekileyo kunye nokubandakanya abathengi. I-Dichloromethane inxulunyaniswe...Funda ngokugqithisileyo