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If you sand the galvanized coating off the steel could you etch it in mordant?
No, sanding off the galvanized coating from steel does not provide a suitable surface for etching in mordant. The coating needs to be removed using a chemical stripping process for successful etching with mordant on steel. Look for specialized products designed for this purpose.
What makes fingerprints appear white when superglue fumes are applied?
When superglue fumes are applied to a surface with fingerprints, a chemical reaction occurs where the fumes adhere to the oily residue left by the fingerprints. This reaction causes the ridges of the fingerprints to appear white against a contrasting background, making them more visible and easier to analyze.
Why is gram's iodine called mordant?
Gram's iodine is called a mordant because it fixes the primary stain to the cell wall and adds any color.
What topical form is opaque in appearance?
Ointments are a topical form that is often opaque in appearance. They have a thick and greasy consistency which can make them appear opaque when applied to the skin.
What is the role of mordant black indicator in complexometric titration?
Mordant black indicators are used in complexometric titrations to visually signal the endpoint of the titration. They form colored complexes with metal ions, resulting in a visible color change when all the metal ions have reacted with the titrant. This color change helps in determining the endpoint of the titration accurately.
What is an example of a mordant?
An example of a mordant is alum, which is commonly used in fabric dyeing to help fix dyes to the fabric. Mordants are substances that are applied to fabrics or materials before dyeing to help the dye adhere better and create more vibrant colors.
Is vinegar a mordant?
Yes, sodium chloride can be used as a mordant.
Is dye a nitric acid?
Dye and nitric acid are different. A dye is a colored substance that has an affinity to the substrate to which it is being applied. The dye is generally applied in an aqueous solution, and requires a mordant to improve the fastness of the dye on the fiber.
What is a dye which fixes without a mordant?
a mordant is used for the dyeing to try it
How does Ecoli poising occur?
When a product has the Ecoli bacteria and you consume it.
Can you make a sentence using the word mordant?
It means a caustic or sharp quality.He has a mordant sense of humor.It can also mean a substance that fixes a dye into a fabric.What chemical did you use as a mordant?
Is vancomicyn resistant ecoli contagious and how?
is vancomicyn resistant ecoli contagious
What is the appearance of gram negative bacteria after addition of mordant in the gram stain?
After the addition of mordant in the Gram stain, gram-negative bacteria will appear red or pink under the microscope. This is because the mordant helps to fix the crystal violet stain to the cell wall of gram-positive bacteria, making it harder for the decolorizer to remove it from the thicker peptidoglycan layer of gram-positive bacteria.
Is the ecoli chromosome is longer than the diameter of an individual ecoli bacterium?
yes.
How do you use mordant in a sentence?
Alum was used as a mordant in dyeing. Salt is used as a mordant in dyeing and calico-printing. Mordant is very sarcastic and painful wit or speech. It is also known as a substance that attaches dyes to materials.
What would be the effect of removing the mordant from the gram's staining procedure?
Removing the mordant from the Gram staining procedure would result in poor differentiation between Gram-positive and Gram-negative bacteria. The mordant helps to fix the crystal violet stain inside the thick peptidoglycan layer of Gram-positive bacteria, leading to their retention of the purple color. Without the mordant, both Gram-positive and Gram-negative bacteria may appear pink after the decolorization step, making it difficult to distinguish between the two groups.
What mordant is used in spore staining?
Heat is the mordant used in the spore stain, it fixes the primary stain.
