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Ɛma kɔ so hwɛ acetonitrile (ACN): nsuo mobile phase gradients a wɔde di dwuma wɔ reverse phase ahosiesie chromatographic mpaapaemu a active nnuruyɛ mu nneɛma a wɔde ClearView db fiber optic filter photometer di dwuma.
Fa spectrophotometer no susuw NIR spectrum a ɛwɔ ACN:nsuo afrafra no mu, paw asorɔkye tenten ma Process Insights process photometer no. Wɔde 2 m OH fiber optic cable susuw nhwɛsode ahorow wɔ 10 mm quartz cuvettes mu wɔ 40 ne 50°C.
Wɔ fig. 1 kyerɛ spektra a wɔanya ama 10, 20, 30, 40 ne 50 mass afã horow. % nsuo a ɛwɔ acetonitrile mu. Nsuo titire a ɛwɔ soro bɛyɛ 1420 nm no wɔ akyi wɔ optical kwan a wɔapaw no tenten a ɛyɛ 10 mm. Ɔkwan foforo ne sɛ wode 1 anaa 2 mm aniwa kwan bedi dwuma na ama saa peak yi akɔ so ayɛ kɛse. Curves no yɛ soronko kakra wɔ concentration biara ho, na ɛkyerɛ nkɛntɛnso a sample temperature nya wɔ nsuo spectrum no so.
Paw asorɔkye tenten abien ma calibration. Calibration model no nso de coefficient a ɛfa sample temperature ho ka ho. Wɔ fig. 2 kyerɛ graph a ɛkyerɛ nea wɔhyɛɛ ho nkɔm ne nea ebefi mu aba ankasa, na ɛkyerɛ calibration a eye kyɛn so a R2 yɛ 0.9997 ne standard error a ɛyɛ 0.3% nsu. Ɔhyew nsusuwii ahorow no yɛ nteɛso a ɛyɛ 0.15% nsu/°C. Enti, ClearView db ma pɛpɛɛpɛyɛ a ɛkyɛn so a bere tenten drift a ennu 500 μA.
Process Insights’ ClearView db photometer a ne bo nyɛ den no ma saa susudua yi yɛ mmerɛw denam flow cell a ɛne fiber optic probe no di nkitaho tẽẽ anaasɛ ɛtwa flow no ho hyia no so. ClearView db photometer a ɛfiri Process Insights no tumi susu fiber optic sensor mmienu a ɛde ne ho bere koro mu, na ɛma ɛka a wɔbɔ wɔ sampling point no nyinaa so tew.
Wɔanya saa nsɛm yi, wɔagye atom na wɔayɛ no foforo afi nneɛma a Process Insights – Optical Absorbment Spectroscopy de ama no mu.
Sɛ wopɛ nsɛm pii fa saa fibea yi ho a, kɔ Process Insights – Optical Absorbment Spectroscopy wɛbsaet hɔ.
Adeyɛ ho Nhumu – optical absorption spectroscopy. (June 19, 2023) Ɔberɛfɛw da. Acetonitrile a wɔbɛkɔ so ahwɛ so de adi dwuma wɔ nnuruyɛ mu. AZ na ɛwɔ hɔ. Wɔfaa no June 20, 2023 firii https://www.azom.com/article.aspx?ArticleID=16661.
Adeyɛ ho Nhumu – optical absorption spectroscopy. “Nnuru a Wɔde Yɛ Acetonitrile a Wɔkɔ So Hwɛ”. AZ na ɛwɔ hɔ. Ɔberɛfɛw da 20, afe 2023 .
Adeyɛ ho Nhumu – optical absorption spectroscopy. “Nnuru a Wɔde Yɛ Acetonitrile a Wɔkɔ So Hwɛ”. AZ na ɛwɔ hɔ. https://www.azom.com/asɛmti.aspx?AsɛmtiID=16661. (Ɛde besi June 20, 2023).
Adeyɛ ho Nhumu – optical absorption spectroscopy. 2023. Kɔ so hwɛ acetonitrile so ma nnuruyɛ mu dwumadie. AZoM, wɔhwɛɛ mu 20 Ɔbɛnem 2023, https://www.azom.com/article.aspx?ArticleID=16661.
Wɔ saa nsɛmbisa yi mu no, AZoM ne Brandon Van Leer, Nneɛma a Wɔtɔn ho Ɔpanyin, ne Eric Görgen, Nneɛma a Wɔtɔn ho Ɔpanyin, Thermo Fisher Scientific, kasa fa CleanMill broadband ion beam nhyehyɛe foforo no ho. Wɔka dwumadie ne nhyɛsoɔ a ɛwɔ akyire a wɔde yɛɛ aduru no ho asɛm.
Ansa na June Battery Electric Vehicle Architectures USA nhyiamu no reba no, AZoM bisabisaa H. Yigit Cem Altintas a ɔwɔ Ford Otosan nsɛm faa adwumakuo no abakɔsɛm ne sɛdeɛ ɛbɛdane de adi nsɛnnennen foforɔ a ɛwɔ nsakraeɛ a ɛkɔ kar anyinam ahoɔden mu no ho dwuma.
Wɔ saa nsɛmbisa yi mu no, AZoM ne Avantes Product Manager Ger Loop ne Production Manager Edwin Sportel kasa fa wɔn AvaSpec-Pacto photon spectrometer foforo a tumi wom no ho.
MiDasTM yɛ portable mass spectrometer a ɛne nneɛma afoforo a ɛwɔ MiD series no bom a ɛnyɛ den ma lab adwumayɛ kɔ soro.
AvaSpec-Pacto yɛ photonic spectrometer foforo a tumi wom a Avantes ayɛ sɛ ɛne dwumadie ahodoɔ pii bɛyɛ pɛ.
X100-FTA foforo a efi Testometric ma aduan ne nwene sɔhwɛ adwumayɛbea no, wɔde dijitaal sɔhwɛ nhyehyɛe a edi mũ a ɛyɛ pɛpɛɛpɛ na ɛyɛ pɛpɛɛpɛ kɛse ahyɛ mu.