Results 51 to 60 of about 9,245 (213)

Dithiolopyrrolone Natural Products : Isolation, Synthesis and Biosynthesis [PDF]

open access: yes, 2013
Peer reviewedPublisher ...
Deng, Hai   +3 more
core   +2 more sources

Solid Shampoo Is Mostly Not Preserved, in Contrast to Liquid Shampoos Used in Hairdressing—A Market Survey in Four European Countries

open access: yesContact Dermatitis, EarlyView.
Most solid shampoos (68.6%) did not contain preservatives according to Annex V of the EU Cosmetics Regulation (EC 1223/2009), while all liquid shampoos did. The number of preservatives used was significantly greater in liquid shampoos. ABSTRACT Background Hairdressers are frequently exposed to shampoos, both from neat liquid products and dilutions ...
Wolfgang Uter   +7 more
wiley   +1 more source

INTERPHASE DISTRIBUTION OF SORBIC ACID DURING EXTRACTION BY COPOLYMERS OF N-VINYLFORMAMIDE AND 1-VINYL-3,5-DIMETНYLPYRAZOL

open access: yesКонденсированные среды и межфазные границы, 2019
Рurpose. The paper seeks to determine the extraction characteristics of sorbic acid using a copolymer of N-vinylformamide and 1-vinyl-3,5-dimethylpyrazole as an extractant. The complexation process in the analyte-copolymer system is studied, and a method
Mokshina Nadezhda Ya.   +3 more
doaj   +1 more source

Optimization and Validation of an HPLC-UV Method for Determination of Benzoic Acid and Sorbic Acid in Yogurt and Dried-Yogurt Products Using a Design of Experiment

open access: yesIndonesian Journal of Chemistry, 2018
A method for the determination and analysis of benzoic acid and sorbic acid in yogurt and dried-yogurt products has been developed. This method was based on the use of a simple solid-liquid extraction method, followed by the high-performance liquid ...
Ala Yahya Sirhan
doaj   +1 more source

Evolution of VOC and Sensory Characteristics of Stracciatella Cheese as Affected by Different Preservatives

open access: yesFoods, 2020
Undesired volatile organic compounds (VOCs) can negatively affect the flavor of fresh food products; especially those characterized by a mild and delicate aroma.
Giuseppe Natrella   +5 more
doaj   +1 more source

SORBIC ACID AND GARLIC PRODUCTS [PDF]

open access: yesHortScience, 2005
In Summer 2003, sorbic acid was detected in a processed Louisiana product that had been shipped internationally. This discovery caused the food product to be rejected by the foreign market since sorbic acid was not declared on the label. The source was eventually traced by an analytical lab to a garlic powder component used in the product.
Foong M. Koh   +2 more
openaire   +1 more source

Spectral Characterization of the Life Stages and Physiological Responses of Diatraea saccharalis Fabricius (Lepidoptera: Crambidae) Larvae Parasitized by Cotesia flavipes Cameron (Hymenoptera: Braconidae)

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Hyperspectral proximal sensing was used to characterize the life stages and physiological responses of Diatraea saccharalis and to detect parasitism by Cotesia flavipes. Distinct spectral signatures differentiated eggs, larval instars, pupae, and adults, as well as live, dead, and parasitized larvae.
Souradji I. Bachirou   +3 more
wiley   +1 more source

Electrokinetic analysis reveals common conditioner ingredient interactions with human hair

open access: yesInternational Journal of Cosmetic Science, EarlyView.
Novel electrokinetic analysis reveals how cationic surfactant deposition on hair is influenced by chain length and counterion mobility. Longer‐chain surfactants show superior adsorption through enhanced van der Waals interactions, while chloride counterions enable stronger electrostatic interactions.
Huijun Phoebe Tham   +4 more
wiley   +1 more source

Endocrine‐Nutritional Synergy Between Sex Inversion and Microencapsulated Bioactives Enhances Growth, Intestinal Development, and Oxidative Stability in Nile Tilapia Larvae

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT This study evaluated the combined effects of sex inversion and microencapsulated supplementation with organic acids and essential oils on growth performance, tissue morphology, gene expression, and oxidative status in Nile tilapia (Oreochromis niloticus) larvae.
Jaísa Casetta   +11 more
wiley   +1 more source

Desenvolvimento e avaliação de filme antimicrobiano aromatizado para aplicação em massa de pastel Development and evaluation of antimicrobial and flavored film for using on pastry dough

open access: yesCiência Rural, 2011
A indústria de alimentos, buscando atender à crescente demanda dos consumidores, vem desenvolvendo embalagens ativas para proporcionar qualidade e segurança aos produtos acondicionados.
Allan Robledo Fialho e Moraes   +5 more
doaj   +1 more source

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