Terms Related to Silica

• Silicic Acid

  Hydrated silicon dioxide that occurs in nature. It is insoluble in water or acids except hydrofluoric acid. (From Merck Index, 11th ed)

• Hydrofluoric Acid

  Hydrofluoric acid. A solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns.

• Silicates

  The generic term for salts derived from silica or the silicic acids. They contain silicon, oxygen, and one or more metals, and may contain hydrogen. ...

• Endosulfan

  A polychlorinated compound used for controlling a variety of insects. It is practically water-insoluble, but readily adheres to clay particles and persists in soil and ...

• Fluorhydric Acid

  Hydrofluoric acid. A solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns.

• Potassium Permanganate

  Permanganic acid (HMnO4), potassium salt. A highly oxidative, water-soluble compound with purple crystals, and a sweet taste. (From McGraw-Hill Dictionary of Scientific and Technical Information, ...

• Silicosis

  Pneumoconiosis due to the inhalation of dust of stone, sand, or flint containing silicon dioxide, with formation of generalized, nodular fibrotic changes in both lungs. ...