Citric acid is an important organic acid, also known as citric acid, colorless crystal, often containing a molecule of crystal water, odorless, strong acid and soluble in water.

Sodium Sulfate is an inorganic compound having the formula Na2SO4. It is insoluble in ethanol and soluble in glycerol, water, and hydrogen iodide. Anhydrous Sodium Sulfate is known as the rare mineral thenardite. 

Potassium permanganate is an inorganic chemical compound with the chemical formula KMnO4.Formerly known as permanganate of potash or Condy's crystals.