Classification of dyes - direct dyes, Chemistry

Assignment Help:

Classification of dyes according to their application

Direct dyes:

this type of dyes can be directly applied to the fiber, both vegetable and animal, by dipping in hot aqueous solution of the dye. This type of dyes is most significant for those fabrics that can form hydrogen bonds, that is for rayon, wool, silk, cotton and nylon. Congo and Martius yellow red work as direct dyes. Instances are: Martius yellow, congo red.


Related Discussions:- Classification of dyes - direct dyes

S block elements.., lithium and beryllium markedly differ from other member...

lithium and beryllium markedly differ from other members of their respective groups.

Credit cards, Credit Cards Credit cards are offered by banks, as well ...

Credit Cards Credit cards are offered by banks, as well as other institutions such as credit unions. There are numerous credit cards currently available in the market, each wi

Analytical test of oxalic acid or polyprotic acid, Analytical test of Oxali...

Analytical test of Oxalic acid or Polyprotic acid (a) The aqueous solution turns blue litmus red. (b) The aqueous solution includes effervescences along with NaHCO 3 . (c

Difference between vegetable oils and mineral oils, Difference between vege...

Difference between vegetable oils and Mineral oils Property Vegetable oils Minerals oils 1.  Composition These ar

Crystallography, how to convert Weiss to miller indices

how to convert Weiss to miller indices

The magnetic quantum number for valency electrons of sodium, The magnetic q...

The magnetic quantum number for valency electrons of sodium is: (1) 3        (2) 2         (3) 1       (4) 0 Ans: 0

Calculate the activity of nuclides, Calculate the activity of nuclides: ...

Calculate the activity of nuclides: Problem: 100 mg piece of a gold ornament containing 10% copper as impurity was irradiated with thermal neutrons at 2.1×10 11 n/cm 2

Organic chemistry, the measured dipole moment of-para nitroaniline (6.2D) i...

the measured dipole moment of-para nitroaniline (6.2D) is larger than the value calculating using empirical group moment (5.2D)

AAS, SHOW A LABELED SCHEMATIC DIAGRAM OF A SINGLE BEAM ATOMIC ABSORPTION SP...

SHOW A LABELED SCHEMATIC DIAGRAM OF A SINGLE BEAM ATOMIC ABSORPTION SPECTROSCOPY

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd