Assertion: phosphoric acid's concentration | /r/HasProperty | ion
Facets:
Source sentences:
text: Sulfuric acid, most generally in a concentrated form, is then mixed within the slurry, whereby further phosphoric acid is formed in the latter through the reaction of the dissolved phosphate with the increased concentration of SO 4 -- ions, and calcium sulfate is gradually crystallized, whereupon the latter is separated from the phosphoric acid by filtration and washing.