barium sulfate
Noun
Meaning
a white insoluble radiopaque powder used as a pigment
Source: WordNetSynonyms
Hypernyms
Examples
However, oral alternatives to iodinated contrast exist, such as very dilute (0.5–1% w/v) barium sulfate suspensions.
The remaining residue was then treated with sodium carbonate to convert the barium sulfate into barium carbonate carrying the radium, thus making it soluble in hydrochloric acid.
Barium sulfate It is an inorganic compound, its chemical formula is BaSO.
The residues also contained rather substantial amounts of barium sulfate which thus acted as a carrier for the radium sulfate.
The uranium had been extracted by dissolution in sulfuric acid leaving radium sulfate, which is similar to barium sulfate but even less soluble in the residues.