This study presents efficient CaO/ZnO composite catalysts for biodiesel production from soybean oil, achieving 99% conversion ...

The use of NMR technology is on the rise in the food industry, as this technology is helpful in a broad range of activities, ...

Figure 4: 1 H-NMR study of the photochemical products from dried CID-N 3. Our photoactivation method can be used in a wide range of photoreactive species incorporated in PCPs and can be a general ...

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Nuclear Magnetic Resonance (NMR) analysis was used to determine the main hydrogens ... were added to 3.9 mL of the DPPH solution in methanol (0.06 mM). After 30 minutes, the absorbance was determined ...

Thin layer chromatography (TLC) was performed using silica gel 60 F plates. 1 H NMR and 13 C NMR spectra were measured on an AV-600 Spectrometer (Bruker, Germany) using tetramethylsilane as an ...

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All fractions were analyzed by Ultra-Performance Liquid Chromatography/mass spectrometry (UPLC/MS) and compounds were identified by comparing mass spectra with standard ... of the sample was dissolved ...