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Sɛnea ntɛtea a wɔde hyɛn mu a ɛyɛ foforo betumi aboa ma wɔagye ntɛtea nkwa
Rayna Singhvi Jain ho yɛ no hyew wɔ ntɛtea ho. Ɛyaw a ano yɛ den wɔ ne nan mu no amma wantumi anyɛ adwuma adapɛn pii. Nanso ɛno nsiw asetra mu adwumayɛfo a wadi mfe 20 no kwan wɔ n’asɛmpatrɛw adwuma a ɛne sɛ obegye saa pollinators a ɛho hia yi nkwa, a wɔn populati...Kenkan pii -
EPA De Ho Nhyɛso Ma Sɛ Wɔbara Nneɛma a Wɔtaa De Yɛ Nneɛma a Wɔde Yɛ Nneɛma ne Dichloromethane a Wɔde Yɛ Nneɛma a Wɔde Ka Ho Goldberg Segara
Wɔ mmara ahorow a wɔahyɛ ho nyansa a wotintimii May 3 mu no, EPA hyɛɛ nyansa sɛ wɔmfa dichloromethane a wɔsan frɛ no dichloromethane, ade a wɔtaa de siw ano ne mmoa a wɔde yɛ adwuma no nni dwuma dodow no ara. Wɔde di dwuma wɔ adetɔfo ne aguadi mu nneɛma ahorow mu, a nea ɛka ho ne adhesives ne sealants, kar ...Kenkan pii -
Acid-base (SAB) akwan a ɛtoatoa so wɔ nsoromma ntam: cis-formic acid a ɛda adi wɔ molecule mununkum a ɛyɛ sum mu
COM isomers nsusuwii a wɔahu wɔ ISM no ma wonya nsɛm a ɛsom bo fa mframa mu nnuruyɛ ne abɔde mu nneɛma ho, na awiei koraa no, molecule mununkum abakɔsɛm ho. c-HCOOH acid a ɛwɔ awɔw mu no yɛ 6% pɛ wɔ nea ɛwɔ...Kenkan pii -
EPA bɛhyɛ nyansa sɛ wɔbɛbara dichloromethane a wɔde di dwuma dodow no ara wɔ Ɔfa 6(a) TSCA | Bergeson ne Campbell, P. C., ne wɔn a wɔka wɔn ho no
Wɔ April 20, 2023 no, U.S. Asoɛe a Ɛhwɛ Nneɛma a Atwa Yɛn Ho Ahyia So (EPA) de too gua sɛ wɔayi mmara bi a wɔahyɛ ho nyansa wɔ Ɔfã 6(a) a ɛwɔ Toxic Substances Control Act (TSCA) a ɛbara methylene chloride a wɔde di dwuma dodow no ara ase no adi. EPA kae sɛ ne asiane ho nhwehwɛmu a enni nnyinaso...Kenkan pii -
Awiei koraa no, EPA rehyɛ nyansa sɛ wɔbɛbara dichloromethane a wɔde di dwuma dodow no ara.
Toxic-Free Future ahyɛ bɔ sɛ ɛbɛhyɛ nneɛma, nnuru ne nneyɛe a ahobammɔ wom a wɔde bedi dwuma ho nkuran ama daakye a ɛyɛ papa denam nhwehwɛmu a ɛkɔ akyiri, nsɛm a wɔka de gyina akyi, nhyehyɛe a wɔbɛyɛ wɔ fam ne adetɔfo a wɔde wɔn ho bɛhyɛ mu so. Efi 1980 mfe no mu no, methylen a wɔde wɔn ho hyɛ mu no...Kenkan pii -
Nneyɛe a Wɔde Fi Ase: Klarman Nhwehwɛmufo Yɛ Catalyst Foforo
Nnuru a ɛyɛ adwuma rekɔ so wɔ yɛn ho nyinaa bere nyinaa —ɛda adi sɛ wususuw ho a, nanso yɛn mu baahe na yɛyɛ saa bere a yɛhyɛ kar ase, noa ɛmo, anaa yɛhyɛ yɛn sare mu aduannuru? Nnuru a ɛma nneɛma yɛ kɛse ho ɔbenfo Richard Kong asusuw nnuruyɛ ho...Kenkan pii -
Wɔmaa EPA pene maa mmara a wɔahyɛ ho nyansa no wɔ Toxic Substances Control Act (TSCA) ase .
Wɔ May 3, 2023 no, EPA tintim mmara bi a wɔahyɛ ho nyansa wɔ Federal Register mu sɛ wɔbɛbara methylene chloride dodow no ara a wɔde di dwuma. , na dichloromethane ne nnuru a ɛto so abien a wɔhwɛ asiane a ɛwɔ mu no so wɔ nsakrae nhyehyɛe a Frank R. Lautenberg yɛe no ase. 21...Kenkan pii -
Alzheimer yare: urine biomarker ma wotumi hu ntɛm
Alzheimer yare no ano aduru biara nni hɔ, nanso nyansahufo rehwehwɛ akwan a wɔbɛfa so asa yare no ho sɛnkyerɛnne ahorow no mu daa. Nhwehwɛmufo nso reyɛ adwuma de ahu adwenemhaw a ɛbata Alzheimer yare ho ntɛm, efisɛ ntɛm de...Kenkan pii -
Yɛwɔ fall squash sɛ ade a wɔde siesie maple adidipon a wɔayɛ no sɛ mfonini a wɔde linseed ngo nkutoo na ɛyɛ ngo, a yɛde gu so daa so. Akutu no pue na egyaw nkekae bi. So ɔkwan bi wɔ hɔ a wobɛfa so ayi wo afi hɔ o...
Asɛmmisa: Yɛwɔ fall squash sɛ ade a wɔde siesie maple adidipon a wɔayɛ no sɛ mfonini a wɔde linseed ngo nkutoo na ɛyɛ ngo, a yɛde gu so daa so. Akutu no pue na egyaw nkekae bi. So ɔkwan bi wɔ hɔ a wobɛfa so ayi afi hɔ? A: Akwan ahorow bi wɔ hɔ a wɔfa so yi...Kenkan pii -
BASF: NPG ne PA a carbon footprint nni mu
Sɛnea adwumakuw no kyerɛ no, nea edi kan koraa no, BASF de neopentyl glycol (NPG) ne propionic acid (PA) a ɛwɔ zero-carbon cradle-to-gate (PCF) nan ase ma. BASF anya zero PCF ama NPG ne PA denam ne Biomass Balance (BMB) kwan a wɔfa so yɛ yɛn no so...Kenkan pii -
Acid-base (SAB) akwan a ɛtoatoa so wɔ nsoromma ntam: cis-formic acid a ɛda adi wɔ molecule mununkum a ɛyɛ sum mu
COM isomers nsusuwii a wɔahu wɔ ISM no ma wonya nsɛm a ɛsom bo fa mframa mu nnuruyɛ ne abɔde mu nneɛma ho, na awiei koraa no, molecule mununkum abakɔsɛm ho. c-HCOOH acid a ɛwɔ awɔw mu no yɛ 6% pɛ wɔ nea ɛwɔ...Kenkan pii -
Asoɛe a Ɛbɔ Nneɛma a Atwa Yɛn Ho Ahyia Ho Banbɔ Sohwɛfo Ronald Reagan: Bara Methylene Chloride a Edi awu Mprempren!
Toxic-Free Future ahyɛ bɔ sɛ ɛbɛhyɛ nneɛma, nnuru ne nneyɛe a ahobammɔ wom a wɔde bedi dwuma ho nkuran ama daakye a ɛyɛ papa denam nhwehwɛmu a ɛkɔ akyiri, nsɛm a wɔka de gyina akyi, nhyehyɛe a wɔbɛyɛ wɔ fam ne adetɔfo a wɔde wɔn ho bɛhyɛ mu so. Dichloromethane na wɔde abata ne...Kenkan pii