baryta (def 1).
barium oxide is not often used and soda cannot be used in raw glazes because there is no convenient substance which contains it.
The Potter’s Craft Charles F. Binns
By digesting caustic baryta, or barium oxide, with a little water, or igniting gently the crystallised hydrate.
Cooley’s Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades…, Sixth Edition, Volume I Arnold Cooley
barium oxide is manufactured in quantity for the preparation of barium dioxide (BaO2), from which oxygen was at one time obtained.
The New Gresham Encyclopedia. Vol. 1 Part 3 Various
a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO Also called baryta
- Barium stearate
a white, crystalline, water-insoluble solid, Ba(C 18 H 35 O 2) 2 , used chiefly as a waterproofing agent and as a lubricant.
- 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 […]
- 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.