| 单词 | barium sulphate |
| 释义 | barium sulphate (once / 132802 pages) n WORD FAMILY barium sulphate USAGE EXAMPLESBarium sulphate, generally called heavy spar or barite. Webster, Noah, Webster's Unabridged Dictionary—(2n...(2012) Blanc fixe is the precipitated form of barium sulphate, resulting from the action of soluble barium salts on soluble sulphates. Gardner, Henry A., Paint Technology and Tests(2011) To the filtrate ammonia is added, and then barium chloride, which precipitates the sulphur as barium sulphate. Various, Encyclopaedia Britannica, 11th Edit...(2011) 1n a white or colorless mineral (BaSO4); the main source of barium Syn|Hyper barite, barytes, heavy spar mineral solid homogeneous inorganic substances occurring in nature having a definite chemical composition 2n a white insoluble radiopaque powder used as a pigment Syn|Hyper barium sulfate, blanc fixe sulfate, sulphate a salt or ester of sulphuric acid |
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