mordant


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Related to mordant: Mordant Dye

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 ?
Caption: Freshly harvested sumac leaves (left) are boiled in a stainless steel pot and then strained to create a tannin mordant bath for skeins of yarn (right).
Suresh, "A study on the effect of marigold flower Dye with natural mordant on selected Fibers," Journal of Pharmacy Research, vol.
It was supposed that this wool had been dyed with madder and aluminium mordant after previous fermentation.
The present findings also support the earlier postulates [9] which mentioned that both natural dyeing and mordant dyeing can coexist if padding technologies are utilized for natural dyes which will particularly be advantageous for those products of dyeing which have low affinity.
Black Mordant (Kasim) Iron acetate, in combination with myrobalan tannins, applied to cotton fibre, gives a colour-fast dye.
Abraham Bosse (5) raconte en detail la facon d'appliquer l'eau-forte: Il ne plonge pas la plaque dans une cuvette pleine de mordant -comme se fait actuellement-, sinon place la plaque verticalement sur une pile, un treteau et un recipient et lui applique l'eau forte par-dessus, avec l'aide d'une boite de gres ou de terre cuite a potier.
To conclude, the ngar does not contain any mordant and therefore cannot be referred to as "mordanting." Rather, the ngar is a pretreatment or "scouring" to prepare cotton threads for dyeing with morinda.
When Elinor Mordant came to Australia in about 1901 Melbourne was her first Port of call.
In the Ajrak process of block printing, a mordant and a resist star stamped on the material which is subsequently dipped into a series of dyes.
End Times recounts every chapter of the story--happy moments ("The Beginning"), conflict ("A Line in the Dirt"), angry separation ("Unhinged"), and acceptance ("On My Feet")--transforming bitterness into catharsis through mordant wit that takes the edge off all that misery.
A very wide range of all kinds of dyes from acid blues, to mordant and azo dyes are covered by the agreement--although India reduces its import duties for many more types that does South Korea.
But his daily drive is an automatic and this show does see him having a bash at some high performance cars and a skid pan, both approached with his usual mordant wit.