a chemical combination of barium, sulfur, and oxygen which forms a tenacious scale that is very difficult to remove. See barite.
n: a chemical compound of barium, sulfur, and oxygen (BaSO4), which may form a tenacious scale that is very difficult to remove. Also called barite.
a white insoluble radiopaque powder used as a pigment
Substance used as a standard for white, in lieu of the availability of a practical 100 percent reflecting diffuser.
compound used in the manufacture of photographic printing paper to give bright white highlights in the final print.
An inorganic additive for negative lead masses (BaSO4).
Barium sulfate (or barium sulphate) is the white crystalline solid with the formula BaSO4. It is very insoluble in water and other potential solvents. The mineral barite is composed largely of barium sulfate and is a common ore of barium.