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Have you tried tartrazine dye (FD&C Yellow 5).

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11y ago

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What is the name of acid in bleech?

*Bleach The chemical in hair dye is hydrogen peroxide


What effect does sodium hypochlorite have on dyed cotton strips?

Sodium hypochlorite, commonly found in laundry bleach, can cause fading or discoloration of dyed cotton strips due to its bleaching properties. It can break down the dye molecules in the fabric, leading to color loss or changes. It's important to follow proper dilution and usage instructions when using bleach on colored fabrics to minimize damage.


Why is sodium picramate in hair dye?

Sodium picramate is used in hair dye formulations primarily as a coupling agent and color developer. It helps create a stable and vibrant color by facilitating the chemical reactions that occur during the dyeing process. Additionally, it can enhance the dye's adherence to the hair shaft, contributing to longer-lasting results. However, due to potential safety concerns, its use in cosmetic products is regulated in some regions.


Could you use Methyl red to indicate the pH of bleach?

Methyl red is not suitable for measuring the pH of bleach due to the presence of strong oxidizing agents in bleach, which can react with and potentially destroy the dye. Instead, pH indicators that are stable in the presence of strong oxidants, such as phenolphthalein or bromothymol blue, would be more appropriate for indicating the pH of bleach.


Why do we use sodium chloride in dyeing?

because it helps the dye to stick on the cloth and it forms a complex with it.


What does colourfast mean?

items with dye or pigments that are cape able of producing a stable colouring affect


How can I make soda ash for tie-dye?

To make soda ash for tie-dye, you can mix baking soda with water and heat it in the oven to create sodium carbonate, which is also known as soda ash. This can help set the dye in the fabric during the tie-dye process.


What is rit dye made of?

Rit dye is made up of combined acids and sodium chloride which makes it dangerous for human skin and hair. Rit dye is basically used for fabric and other materials.


What color will you get if you dye green material with violet dye?

Most likely brown.


What is the most common food dye that causes allergies?

Red dye 40


What is the reaction of b-naphthol with sodium hydroxide?

It creates a brownish liquid that makes an azo dye called Para Red when it is combined with a bright yellow mixture created from para-nitroaniline/HCl/sodium nitrite. So the reaction that you are talking about basically makes a brownish dye.


How to dye rayon using vat dye?

To dye rayon using vat dye, first prepare the dye bath by dissolving the dye in water and adding an appropriate reducing agent, like sodium hydrosulfite, to create the dyeing solution. Pre-wash the rayon fabric to remove any finishes that may affect dye uptake. Immerse the fabric in the dye bath at the recommended temperature, ensuring it is thoroughly saturated. After achieving the desired color, rinse the fabric, then oxidize it to fix the color, and finally wash it to remove any excess dye.