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The mixture was incubated in boiling water for 60 min, and the reaction mixture was then extracted by adding 4 mL of methylbenzene. The absorbance of the extract liquor was determined at 520 nm, using a spectrophotometer. 2.6. Determination of Malondialdehyde (MDA) MDA levels were determined ...
Electrodialysis (ED) was first established for water desalination and is still highly recommended in this field for its high water recovery, long lifetime and acceptable electricity consumption. Today, thanks to technological progress in ED processes and the emergence of new ion-exchange membranes (IE...
In another study where strawberry aroma in chewing gums was analyzed, GC-MS was used and a high level of success was achieved [11]. PCA and HCA were used to classify famous Chinese liquor aroma mixtures, where 86 different aroma mixtures were used [12]. Liu et al., however, claimed ...
In another study where strawberry aroma in chewing gums was analyzed, GC-MS was used and a high level of success was achieved [11]. PCA and HCA were used to classify famous Chinese liquor aroma mixtures, where 86 different aroma mixtures were used [12]. Liu et al., however, claimed ...
Finally, compositional analysis of the recovered lignin from the remaining black liquor was investigated. Keywords: combined pretreatment; ball mill; ethanol organosolv; herbaceous biomass; lignin recovery 1. Introduction Sugars derived from herbaceous biomass are important platform chemicals and can be ...
When left out of the mother liquor, crystals were found to be unstable at room-temperature conditions, yielding poor diffraction quality even when measured at low temperature. Maintaining low temperature from the moment the crystal was extracted from the mother liquor until final mounting on a ...