Ammonium Ferric Sulphate 500gm

Aceto carmine is a staining solution used primarily in microscopy to highlight cellular components. It is a mixture of carmine dye and acetic acid. Here’s an overview of its properties, preparation, and uses:

Properties

1. Color: Red to purplish-red.
2. Solubility: Soluble in water and ethanol.
3. Staining Characteristics: Stains chromatin and cytoplasmic components, providing contrast for better visualization under a microscope.

Preparation

1. Ingredients:
   • Carmine dye: A natural red dye extracted from the cochineal insect.
   • Acetic acid: A colorless liquid organic compound with a pungent smell.
2. 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, commonly known as potassium alum or potash alum, is a chemical compound with the formula KAl(SO₄)₂·12H₂O. It is a type of alum, a double sulfate salt, and is typically found in its dodecahydrate form. Here are some key points about this compound:

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(SO₄)₂·12H₂O
• Molecular Weight: 474.39 g/mol (for the dodecahydrate form)
• Acidity: It is slightly acidic in aqueous solution.

Ammonium acetate is a chemical compound with the formula NH4CH3CO2. It is a white, crystalline solid with a vinegar-like odor. It is commonly used in various laboratory applications, such as in molecular biology and analytical chemistry. It can act as a source of acetate ion in reactions and is often used as a buffer solution in biochemical and molecular biology research. Additionally, it is sometimes used in the manufacture of other chemicals and as a food additive.