Complex sentence: Potassium hydrogen phthalate, often called simply KHP, is has forms of white powder, colorless crystals, and a colorless solution, ionic solid that is the monopotassium salt of phthalic acid.
Split into simpler sentences: Potassium hydrogen phthalate, often called simply KHP, is an acidic salt compound. It has forms of white powder, colorless crystals, and a colorless solution, ionic solid that is the monopotassium salt of phthalic acid.