Nkhani
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Njira zotsatizana za asidi-base (SAB) mumlengalenga wapakati pa nyenyezi: mawonekedwe a cis-formic acid mu mitambo yakuda ya mamolekyulu
Ma ratio a kuchuluka kwa ma isomers a COM omwe adawonedwa mu ISM amapereka chidziwitso chofunikira chokhudza chemistry ndi physics ya mpweya, ndipo pamapeto pake, mbiri ya mtambo wa mamolekyu. Zomwe zili mu asidi wa c-HCOOH mu cold core ndi 6% yokha ya t...Werengani zambiri -
France yati asayansi aku Syria adapanga sarin kuti awononge mankhwala
Pambuyo pa zaka pafupifupi khumi akulamulira mgwirizano wamphamvu kwambiri padziko lonse lapansi, Mlembi Wamkulu wa EU wakonzeka kupereka ndodo. Umboni watsopano womwe France yatulutsa Lachitatu ukugwirizanitsa mwachindunji boma la Syria ndi kuukira kwa mankhwala pa Epulo 4 komwe...Werengani zambiri -
Pamene dongosolo linalake la zakudya litchuka mwadzidzidzi, liyenera kutengedwa mosamala kwambiri. Kupatula apo, zakudya zambiri zomwe zinayamba ngati mapulogalamu ovomerezeka, othandizidwa ndi akatswiri omwe adapangidwa kuti athetse vuto la ...
Pamene dongosolo linalake la zakudya litchuka mwadzidzidzi, liyenera kutengedwa mosamala kwambiri. Kupatula apo, zakudya zambiri zomwe zinayamba ngati mapulogalamu ovomerezeka ndi akatswiri omwe adapangidwa kuti athetse vuto linalake la thanzi lasintha kukhala chinthu china kuposa...Werengani zambiri -
Cholinga cha Toxic-Free Future ndikupanga tsogolo labwino mwa kulimbikitsa kugwiritsa ntchito zinthu zotetezeka, mankhwala ndi machitidwe kudzera mu kafukufuku wamakono, kulimbikitsa, kukonza mabungwe ambiri komanso kutenga nawo mbali kwa ogula.
Cholinga cha Toxic-Free Future ndikupanga tsogolo labwino mwa kulimbikitsa kugwiritsa ntchito zinthu zotetezeka, mankhwala ndi machitidwe kudzera mu kafukufuku wamakono, kulimbikitsa, kukonza magulu ambiri komanso kutenga nawo mbali kwa ogula. Mu Epulo 2023, EPA idapereka lingaliro loletsa kugwiritsa ntchito ...Werengani zambiri -
Chidule Chathunthu cha Msika wa Formic Acid: Ziyembekezo Zakukula ndi Osewera Ofunika (Kampani I, Kampani II, Kampani III)
Lipotilo la Kafukufuku wa Msika wa Formic Acid limapereka chidziwitso cha kukula ndi kuchuluka kwa kukula kwa nthawi yolosera ya 2023-2028. Lipotilo limazindikira ndikusanthula zochitika zazikulu ndi zinthu zomwe zikukhudza msika. Izi zikuphatikizapo kupita patsogolo kwaukadaulo, kusintha kwa zomwe makasitomala amakonda...Werengani zambiri -
EPA ikulimbikitsa kuletsa kugwiritsa ntchito methylene chloride, mankhwala omwe angayambitse ngozi ku thanzi.
Bungwe Loona za Chitetezo cha Zachilengedwe lapereka lingaliro loletsa kugwiritsa ntchito methylene chloride, mankhwala omwe amati ndi oopsa pa thanzi komanso opha anthu, kuti ateteze thanzi la anthu. Lingaliroli liletsa kugwiritsa ntchito dichloromethane m'malo onse ogula...Werengani zambiri -
Phindu lalikulu komanso kuthekera kwakukulu kwa osewera ofunikira pamsika wa formic acid mu 2030: Feicheng Acid Chemicals, BASF SE, Chongqing Chuandong Chemical (Group) Co., Ltd., Luxi Group Co., Ltd.
Lipoti la Kafukufuku wa Msika wa Formic Acid limakhudza mitu yambiri mumakampani, kuphatikizapo kupita patsogolo kwaukadaulo kwaposachedwa, zomwe zikuchitika m'mabizinesi, kukula kwa msika, masheya, ndi ukadaulo wamtsogolo. Lipoti la Kafukufuku wa Msika wa Formic Acid Padziko Lonse limapereka maziko amsika...Werengani zambiri -
EPA ikupereka chiletso chachikulu cha dichloromethane motsatira TSCA: kodi chidzakhudza ntchito zanu? Kampani Yamalamulo ya Holland Hart
Bungwe la EPA latulutsa lamulo lomwe likuperekedwa motsatira Toxic Substances Control Act (TSCA) loletsa kugwiritsa ntchito kwambiri dichloromethane (yomwe imadziwikanso kuti dichloromethane kapena DCM). Dichloromethane ndi mankhwala omwe amagwiritsidwa ntchito m'mafakitale ndi m'mabizinesi osiyanasiyana. Ndi mankhwala osungunulira...Werengani zambiri -
Kafukufuku wa Yunivesite ya Kanazawa: Kuchepetsa Kutuluka kwa CO2
KANAZAWA, Japan, June 8, 2023 /PRNewswire/ — Ofufuza a Kanazawa University akufotokoza momwe wosanjikiza woonda kwambiri wa tin disulfide ungagwiritsidwire ntchito kufulumizitsa kuchepetsa mankhwala a carbon dioxide. kwa anthu osakonda carbon dioxide. Kubwezeretsanso...Werengani zambiri -
Lingaliro la EPA loletsa dichloromethane
Pa Meyi 3, 2023, EPA idapereka lamulo loyang'anira zoopsa la Gawo 6(a) Toxic Substances Control Act (TSCA) lomwe limapereka zoletsa pakupanga, kutumiza kunja, kukonza, kugawa, ndi kugwiritsa ntchito dichloromethane. solvent yogwiritsidwa ntchito m'mafakitale osiyanasiyana ogula ndi amalonda...Werengani zambiri -
Takhala ndi sikwashi yokazinga patebulo lathu lodyera looneka ngati maple, lomalizidwa ndi mafuta a linseed okha, omwe timapaka nthawi zonse. Dzungu linatuluka ndipo linasiya banga. Kodi pali njira yolichotsera?
Q: Tili ndi sikwashi yokazinga patebulo lathu lodyera looneka ngati maple, lomalizidwa ndi mafuta a linseed okha, omwe timapaka nthawi zonse. Dzungu linatuluka ndipo linasiya banga. Kodi pali njira yolichotsera? A: Pali njira zingapo zochotsera mdima...Werengani zambiri -
Chivomerezo cha EPA cha lamulo lomwe likuperekedwa laperekedwa motsatira Toxic Substances Control Act
Pa Meyi 3, 2023, EPA idasindikiza lamulo lomwe laperekedwa mu Federal Register loletsa kugwiritsa ntchito kwambiri methylene chloride. Chilolezo cha EPA cha lamulo lomwe laperekedwalo chaperekedwa motsatira Toxic Substances Control Act (TSCA), ndipo dichloromethane ndiye chachiwiri...Werengani zambiri