mordant

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Related to mordanted: Mordant Dyes

mordant

 [mor´dant]
1. a substance capable of intensifying or deepening the reaction of a specimen to a stain.
2. to subject to the action of a mordant before staining.

mor·dant

(mōr'dant),
1. A substance capable of combining with a dye and the material to be dyed, thereby increasing the affinity or binding of the dye; for example, alum, a mordant commonly used to promote staining with hematoxylin.
2. To treat with a mordant.
[L. mordeo, to bite]

mordant

adjective Referring to an astringent chemical; caustic, corrosive.

noun A chemical used to set stains in tissue.

Mordants
Sodium chloride, tannic acid, alum, urine, chrome alum; Bouin’s solution can also be used as a mordant.

mor·dant

(mōr'dănt)
1. A substance capable of combining with a dye and the material to be dyed, thereby increasing the affinity or binding of the dye.
2. To treat with a mordant.
[L. mordeo, to bite]
References in periodicals archive ?
Method Reflectance K/S at 400 nm (%) at 400 nm SM with copper sulphate 4.03 11.42 Dyed without mordant 4.07 11.30 PRM with aloe vera 6.78 7.28 PRM with mango bark 6.46 6.77 Method CIE L*a*b* system L * a * b * SM with copper sulphate 33.77 15.57 16.96 Dyed without mordant 39.09 28.40 23.75 PRM with aloe vera 50.87 26.12 29.75 PRM with mango bark 50.50 18.01 26.63 PRM = premordanted; SM = simultaneously mordanted. Table 4: Color fastness properties of dyed leather samples.
When roselle extract mordanted with potassium alum, alkalinized with ammonia was applied on the testicular section and counterstained with eosin (Fig.