Barium sulfate



a white, crystalline, water-insoluble powder, BaSO 4 , used chiefly in the synthesis of pigments, as in paints and printing inks, and, because of its radiopacity, for x-ray diagnosis in medicine.
Historical Examples

If sulfurous acid is present, it will be oxidized to sulfuric acid and precipitated as barium sulfate by the barium chlorid.
Detection of the Common Food Adulterants Edwin M. Bruce

A white precipitate of barium sulfate will form if sulfuric acid is present.
Detection of the Common Food Adulterants Edwin M. Bruce

barium sulfate n.
A fine white powder used as a pigment and as a contrast medium in x-ray photography of the digestive tract.
barium sulfate
A fine white powder used in making textiles, rubber, and plastic. It is also used in diagnostic imaging of the digestive tract. Barium sulfate occurs in nature as the mineral barite. Chemical formula: BaSO4.

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  • Barium sulfide

    a gray or yellowish-green, water-soluble, poisonous powder, BaS, used chiefly as a depilatory and as an intermediate in the synthesis of pigments, especially lithopone.

  • Barium sulphate

    noun a white insoluble fine dense powder, used as a pigment, as a filler for paper, rubber, etc, and in barium meals. Formula: BaSO4 Also called blanc fixe Historical Examples barium sulphate occurs in nature in the form of heavy white crystals. An Elementary Study of Chemistry William McPherson What weight of barium sulphate will […]



  • Barium thiosulfate

    a white, crystalline, water-insoluble, poisonous solid, BaS 2 O 3 ⋅H 2 O, used chiefly in the manufacture of explosives, matches, paints, and varnishes.

  • Barium titanate

    a crystalline compound, BaTiO 3 , used to make ferroelectric ceramics for capacitors and also used in transducers. noun a crystalline ceramic used in capacitors and piezoelectric devices. Formula: BaTiO3



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