Methyl Red Solution 500ml
Original price was: KSh4,500.00.KSh4,000.00Current price is: KSh4,000.00.
Methyl Red Solution is a pH indicator commonly used in microbiology and chemistry. It transitions from red to yellow as the pH changes from acidic to neutral or alkaline. It’s particularly useful in the Methyl Red test, part of the IMViC series of tests for differentiating enteric bacteria.
Key Features:
- Appearance: Red to yellow solution depending on pH.
- pH Range: Typically used for pH ranges of 4.4 to 6.2.
Application: Useful for detecting mixed-acid fermentation in bacterial culture
Uses of Methyl Red Solution
Microbial Identification:
It is a key component in the Methyl Red test, part of the IMViC tests (Indole, Methyl Red, Voges-Proskauer, and Citrate) used to differentiate between enteric bacteria. This test helps identify bacteria that produce stable acidic end products from glucose fermentation.
pH Indicator:
It is used to measure and indicate the pH level of solutions in various experiments, especially where a clear indication of acidic conditions is required.
Quality Control:
In some cases, it is used in quality control processes to ensure the pH of solutions is within the desired range.
Educational Demonstrations:
It is also used in educational settings to demonstrate pH changes and bacterial fermentation processes.
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Aceto Carmine 100 ml
Properties
- Color: Red to purplish-red.
- Solubility: Soluble in water and ethanol.
- Staining Characteristics: Stains chromatin and cytoplasmic components, providing contrast for better visualization under a microscope.
Preparation
- Ingredients:
- Carmine dye: A natural red dye extracted from the cochineal insect.
- Acetic acid: A colorless liquid organic compound with a pungent smell.
- Procedure:
- Dissolve a specific amount of carmine powder in hot distilled water.
- Add glacial acetic acid to the solution.
- Filter the mixture to remove any undissolved particles.
Aluminum Potassium Sulphate 500gm
Physical Properties:
- Appearance: Colorless, transparent crystals or white powder.
- Solubility: Soluble in water but insoluble in alcohol.
- Melting Point: Decomposes at high temperatures before melting.
Chemical Properties:
- Molecular Formula: KAl(SOā)āĀ·12HāO
- Molecular Weight: 474.39 g/mol (for the dodecahydrate form)
- Acidity: It is slightly acidic in aqueous solution.
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