Results 21 to 30 of about 6,189,348 (240)

Effects of hot air treatment and chitosan coating on citric acid metabolism in ponkan fruit during cold storage. [PDF]

open access: yesPLoS ONE, 2018
In citrus fruit, citric acid is the predominant organic acid which influence fruit taste, flavor and quality. The effect of hot air treatment (HAT 40°C, 48 h) and 1.0% chitosan coating on the change of organic acids and the related gene expression of ...
Yang Gao   +5 more
doaj   +1 more source

The effect of Aspergillus niger mutagenization on citric acid biosynthesis

open access: yesActa Mycologica, 2014
The industrial A. niger strain producing citric acid was mutagenized with the use of new chemical mutagens: free nitroxyl radicals. Strains of higher citric acid production yield were obtained.
Stanisław Walisch, Krystyna Juda
doaj   +1 more source

Effect of Storage Conditions on Citric Acid Content of Beverages Available in Erbil Local Markets

open access: yesZanco Journal of Pure and Applied Sciences, 2023
    Citric acid has antimicrobial and acidulate properties that support other ingredients' antioxidant benefits and enhance the flavors of syrups, soft drinks, and juices, citric acid is used as a multi-functional food additive in the manufacturing of ...
Srwa R. Hamza
doaj   +1 more source

Effect of pre-harvest foliar application of citric acid and malic acid on chlorophyll content and post-harvest vase life of Lilium cv. Brunello

open access: yesFrontiers in Plant Science, 2012
Preharvest use of citric acid is a novel method in vase life extension of cut flowers, which is reported on tuberose earlier and confirmed here on lilium.
Nafiseh eDarandeh, Ebrahim eHadavi
doaj   +1 more source

Simple rapid stabilization method through citric acid modification for magnetite nanoparticles

open access: yesScientific Reports, 2020
A highly stable and magnetized citric acid (CA)-functionalized iron oxide aqueous colloidal solution (Fe 3 O 4 @CA) was synthesized by using a simple and rapid method of one-step co-participation via a chemical reaction between Fe 3+ and Fe 2+ in a NaOH ...
M. A. Dheyab   +5 more
semanticscholar   +1 more source

Functional exploration of co-expression networks identifies a nexus for modulating protein and citric acid titres in Aspergillus niger submerged culture [PDF]

open access: yes, 2019
Background: Filamentous fungal cell factories are used to produce numerous proteins, enzymes, and organic acids. Protein secretion and filamentous growth are tightly coupled at the hyphal tip. Additionally, both these processes require ATP and amino acid
Cairns, Timothy C.   +6 more
core   +1 more source

Investigating matrix interference in the pharmacopeial limit test for aluminum in citric acid: a re-examination, for revision of the method [PDF]

open access: yesPharmacia, 2022
In many pharmacopoeias, the limit test used for determining the level of aluminum in citric acid labeled for use in the manufacture of dialysate, is based on solvent extraction using 8-hydroxyquinoline and measurement of fluorescence.
Theerasak Rojanarata   +6 more
doaj   +3 more sources

Catalytic CVD Synthesis of Double and Triple-walled Carbon Nanotubes by the Control of the Catalyst Preparation [PDF]

open access: yes, 2005
We report the influence of catalyst preparation conditions for the synthesis of carbon nanotubes (CNTs) by catalytic chemical vapour deposition (CCVD). Catalysts were prepared by the combustion route using either urea or citric acid as the fuel. We found
Flahaut, Emmanuel   +2 more
core   +2 more sources

Thermal, mechanical and viscoelastic properties of citric acid-crosslinked starch/cellulose composite foams.

open access: yesCarbohydrate Polymers, 2020
In this work, biodegradable starch/cellulose composite foams were fabricated at 220 °C by compression moulding gelatinised starch containing cellulose fibres as a reinforcing agent and citric acid as a cross-linking agent. It was found that the stiffness,
M. M. Hassan, Nick Tucker, M. Guen
semanticscholar   +1 more source

Citric Acid Production: Raw Material, Microbial Production, Fermentation Strategy and Global Market: Critical Review

open access: yesAl-Khawarizmi Engineering Journal, 2023
Citric acid is an essential ingredient for the manufacture of (12) key industrial chemicals. Citric acid use is increasing steadily with a high annual growth rate as a result of the development of ever more sophisticated applications.
Ramzi A. Abd Alsaheb   +3 more
doaj   +1 more source

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