bleaching agent


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bleaching agent

[′blēch·iŋ ‚ā·jənt]
(chemistry)
An oxidizing or reducing chemical such as sodium hypochlorite, sulfur dioxide, sodium acid sulfite, or hydrogen peroxide.
(food engineering)
A chemical, such as an aromatic acyl peroxide or monoperoxyphthalic acid, used to bleach flour, fats, oils, and other edibles.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Referring to Fearon et al 2007, the bleaching agent should be covered with cotton pellet and sealed with an adhesive temporary restoration.
Both composites showed statistically significant Vickers hardness after exposure to both home and office bleaching agent. However, there was no statistically significant difference among both bleaching agents.
HP is used most commonly as a bleaching agent and its degradation releases oxygen free radicals or the perhydroxyl anion [16].
Regardless of the solution and bleaching agent type, VE showed the furthest color values to pure white after bleaching (p < 0,05).
This study was carried out to analyze the effects of bleaching agent on enamel structure and to characterize the morphological and chemical changes in enamel due to bleaching.
When the teeth were treated by Nano Composite material and 21% bleaching agent the Shear bond strength were reduced compared to the Nano composite alone and Nano Composite with 10% bleaching agent.
Apply the solution with a paintbrush, but be aware that it is such a bleaching agent that it will bleach areas you may not want bleached.
These creams contain a high percentage of the bleaching agent hydroquinone which can be harmful if you are allergic to certain medicines, foods and certain other substances or if you are planning to get pregnant.
Two tenders for the supply of (a) 400 tons optical bleaching agent, also (b) 12,000 reels of adhesive ribbon (on both sides).
Bleaching liquid whey and the type of bleaching agent used can affect the flavor of whey protein concentrate.
The hydrogen peroxide essentially acts as a bleaching agent, turning the hair growing from the follicles either gray or white.