Results 21 to 30 of about 225,386 (231)

Effect of the addition of ultraviolet absorber (Tinuvin 234) on the quality of soybean oil packaged in polyethylene terephthalate (PET)

open access: yesGrasas y Aceites, 2005
In this work, the effect of the addition of the UV absorber Tinuvin 234 on the quality of soybean oil packaged in PET bottles stored at ambient temperature for 6 months under fluorescent light (634 lux).
Márcia Aurelina de Oliveira Alves   +6 more
doaj   +1 more source

Thermosonication as a pretreatment of raw milk for Minas frescal cheese production

open access: yesUltrasonics Sonochemistry, 2023
Minas frescal cheese is extremely popular in Brazil, with high perishability and acceptability. Among emerging technologies, ultrasound stands out for its satisfactory results regarding microbiological safety and technological and sensory aspects.
Hugo Scudino   +13 more
doaj   +1 more source

Physicochemical characteristics of organic honey samples of africanized honeybees from Paraná River islands. [PDF]

open access: yes, 2011
This research was carried out to evaluate the physicochemical composition of organic honey in Paraná River islands, in Porto Brasílio, State of Paraná. Honey was harvested directly from super of the colonies in three apiaries spread in the Floresta and ...
Alves, Eloi Machado   +6 more
core   +3 more sources

Development of cottage cheese lactose free with fiber addition and reduction of sodium and fat

open access: yesRevista do Instituto de Latícinios Cândido Tostes, 2017
The objective of this work was to develop, characterize and determine the shelf life of lactose-free cottage cheese with fiber addition and sodium and fat reduction.
Gabrieli Nicoletti   +2 more
doaj   +1 more source

Microfibers for juice analysis by solid-phase microextraction. [PDF]

open access: yes, 2008
In view of the interest in analyzing volatile compounds by SPME, the following five microfibers were tested, polydimethylsiloxane; polyacrylate; polydimethylsiloxane/divinylbenzene; carboxen/polydimethylsiloxane, and carbowax/divinylbenzene, to select ...
Bizzo, Humberto Ribeiro   +3 more
core   +3 more sources

Phenolic Compounds, Physico-Chemical properties and antioxidants activity of different residues from vinification (Vitis Vinifera L.) produced in Brazil

open access: yesVetor, 2020
The present study aimed to determine the physical and chemical characteristics, color, anthocyanin content, total phenolics, total flavonoids and antioxidant activity in vinification residue of red grapes (Vitis vinifera L.) varieties: Merlot, Shiraz ...
Roberto Dávila Trujillo   +2 more
doaj   +4 more sources

Enzyme extraction of cupuassu (Theobroma grandiflorum S.) fat sedes

open access: yesGrasas y Aceites, 2023
Enzyme-assisted extraction is considered an environmentally friendly technique. Cellulase, pectinase and protease were tested for cupuassu seeds fat extraction.
D.C.S. da Silva   +2 more
doaj   +1 more source

3D‐Printed Geopolymer as a Basic Heterogeneous Catalyst for the Synthesis of α‐Cyanoacrylates Through the Knoevenagel Condensation

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
3D‐printed geopolymers are presented as efficient and reusable heterogeneous catalysts for the Knoevenagel condensation. Under mild and green conditions, they promote the high‐yield synthesis of diverse α‐cyanoacrylates with remarkable stability and scalability.
Francesca T. Albino   +5 more
wiley   +1 more source

Fogão solar: ferramenta viável para cozimento de alimentos a partir de materiais de baixo custo [PDF]

open access: yes, 2015
Trabalho apresentado no II Congresso Nacional do PROJETO RONDON, realizado em Florianópolis, SC, no período de 23 a 25 de setembro de 2015 - Universidade Federal de Santa Catarina.Na busca do desenvolvimento de projetos voltados à utilização de energia ...
Ferraretto, Tânia Rita Gritti   +1 more
core   +3 more sources

Practices, barriers, and opportunities for dietitians‐nutrionists in critical care in latin america: A cross‐sectional study

open access: yesJournal of Parenteral and Enteral Nutrition, EarlyView.
Abstract Background Dietitians–nutritionists (DNs) play a key role in intensive care units (ICUs), yet their scope of practice varies across settings. This study aimed to describe the professional practices of DNs working in ICUs in Latin America and to identify factors associated with their level of professional activity.
Mirta Crovetto   +18 more
wiley   +1 more source

Home - About - Disclaimer - Privacy