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Can dyes or other methylene blue be used for direct staining?
Crystal violet, basic fuchsin, and safranin are all dyes which can be used in direct staining because they are cationic which means that they are positively charged. These dyes which are positively charged will react to the bacterial cell wall because the cell wall is negatively charged resulting in a basic stain.
What is exhaust method in dyeing?
we wamt the answer about exhaust method. Exhaust methods means dyeing from bath process with Reactive or Direct Dyes. The Dye is exhausted from the bath with the help of salt.
Would water be a suiable solvent for every dye?
-Cationic dyes (basic dyes) are soluble in polar solvents such as water, alcohols -Nonionic Fat-soluble dyes line metal-free azo and anthraquinone dyes are soluble in aromatic and aliphatic hydrocarbons. -Metal-complex dyes are normally soluble in alcohols, ketones, glycoethers
Why azo dyes are resticted for textile dyeing printing?
The azo dyes that are restricted for textile use have been so restricted because they cause skin hypersensitivity and allergies. Not all azo dyes are so restricted--there are eleven azo dyes that are approved for use in food.
What are the uses of dyes?
clothing mugs mood rings
What types of synthetic dyes are there?
There are may types of dyes but these are the ones I know of. Acid dyes Azoic dyes Basic dyes Chrome dyes Mordant Developed dyes Direct dyes Disperse dyes Reactive dyes Sulphur dyes Vat dyes Raw fibres Velour cloth and furs Batik Tie dyeing BY MAX TURNER
How is fabric dyed in factories?
The textile materials are dyed or given color by means of various available dyes and pigments. There are various dyes such as reactive dyes,azoic dyes ,direct dyes,etc. The dyes are selected upon analyzing the properties of material to be dyed.
Can dyes other than metheylene blue be used for direct staining?
no
Can dyes or other methylene blue be used for direct staining?
Crystal violet, basic fuchsin, and safranin are all dyes which can be used in direct staining because they are cationic which means that they are positively charged. These dyes which are positively charged will react to the bacterial cell wall because the cell wall is negatively charged resulting in a basic stain.
What types of dyes are used for different textile fibers Why?
vat dyes acid dyes
What is definition of forest based dyes?
the definition is that dyes like colors in the forest like dyes were base
What are UGS dyes?
Ukranian Gift Shop dyes
How do fabric dyes work?
it stains the fabric the dyes color
Why is patient allergic to all dyes?
dyes food and heir dyes cause allergy its body immune system reaction
What is exhaust method in dyeing?
we wamt the answer about exhaust method. Exhaust methods means dyeing from bath process with Reactive or Direct Dyes. The Dye is exhausted from the bath with the help of salt.
What is difference betweemn dyes and pigments?
difference between dyes and pigment
What makes a color fluorescent?
Fluorescent colors contain pigments or dyes that can absorb and emit light at specific wavelengths. They often contain fluorescent dyes that are able to absorb ultraviolet light and then re-emit it as visible light, resulting in the vibrant and intense colors that we perceive as fluorescent. The absorption and emission properties of these dyes are what give fluorescent colors their characteristic brightness and glow.
