Results 1 to 10 of about 35,219 (254)

Preparation of mono-substituted malonic acid half oxyesters (SMAHOs)

open access: yesBeilstein Journal of Organic Chemistry, 2021
The use of mono-substituted malonic acid half oxyesters (SMAHOs) has been hampered by the sporadic references describing their preparation. An evaluation of different approaches has been achieved, allowing to define the best strategies to introduce ...
Tania Xavier   +4 more
doaj   +1 more source

Contribution of Chevreul to lipid chemistry

open access: yesOilseeds and fats, crops and lipids, 2023
Michel Eugène Chevreul entered at 17 the laboratory of Vauquelin, at the Museum. He began his investigations on animal fats in 1811. They appear as yet the most complete and the best executed experiments found in all chemistry.
Leray Claude
doaj   +1 more source

Lauric acid saponified with calcium ameliorates indices of intestinal function and gut health in weaned piglets

open access: yesItalian Journal of Animal Science, 2021
Reducing the use of antibiotics is one of the largest challenges for pig production. The scientific community has investigated numerous alternative substances to antibiotics, including medium-chain fatty acids, due to their antimicrobial and protective ...
Raffaella Rebucci   +5 more
doaj   +1 more source

Comparative Study for the Determination of Fat-Soluble Vitamins in Rice Cereal Baby Foods Using HPLC-DAD and UHPLC-APCI-MS/MS

open access: yesFoods, 2021
Two liquid chromatographic systems, one coupled to atmospheric pressure chemical ionization and tandem mass spectrometric methods (UHPLC-APCI-MS/MS) and the other a high-performance liquid chromatographic coupled to diode array detector (HPLC-DAD) were ...
Maria Katsa   +6 more
doaj   +1 more source

EXTRACTION AND CHARACTERIZATION OF OIL FROM NEEM AND YELLOW OLEANDER SEEDS FOR BIODIESEL PRODUCTION [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2020
Oil from neem and yellow oleander seeds were extracted using Soxhlet extractor with normal hexane as solvent and characterized using standard methods and their Physico chemical properties determined.
Abdullahi Madu YAMI   +2 more
doaj   +1 more source

Extraction and Detection Method of Lutein Ester in Bakery Food

open access: yesShipin gongye ke-ji, 2022
In order to detect the lutein esters in bakery products and select the extraction solvents without ether, this paper studied the saponification time, KOH concentration of lutein esters in bakery products, and the extraction effect of different extraction
Xia WANG, Jinjin ZHU, Yanping CAO
doaj   +1 more source

Extraction of Squalene From Tea Leaves (Camellia sinensis) and Its Variations With Leaf Maturity and Tea Cultivar

open access: yesFrontiers in Nutrition, 2022
Squalene is a precursor of steroids with diverse bioactivities. Tea was previously found to contain squalene, but its variation between tea cultivars remains unknown.
Yue Yue Sheng   +8 more
doaj   +1 more source

Solving a Sticky Situation: Microplastic Analysis of Lipid-Rich Tissue

open access: yesFrontiers in Environmental Science, 2020
Given current concerns regarding the extent of microplastic contamination in the environment, routine monitoring for microplastics in biological tissues is becoming increasingly common place.
Amanda L. Dawson   +2 more
doaj   +1 more source

Karakteristik sifat fisikokimia sabun cuci cair menggunakan sari lerak sebagai surfaktan alami

open access: yesAgrointek, 2023
Lerak (Sapindus rarak Dc.) is an Asian plant that produces saponins, artificial surfactant, used as cleaning agent. Lerak has been used as traditional cleaning product because it is believed to maintain the color of the product, and also eco-friendly ...
La Choviya Hawa   +2 more
doaj   +1 more source

A sustainable synthesis, characterization of modified waste onion peels and its exploration in various applications [PDF]

open access: yesE3S Web of Conferences
The modification of waste to a bio-based material that is economical, environmentally sustainable, and extremely effective is crucial for organic conversions.
Shweta, Kaur Gurmeet
doaj   +1 more source

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