Assertion: gas's amount | /r/HasProperty | estimated by distillation of the salts
Facets:
value: quantitatively
type: MANNER
Source sentences:
text: The amount of ammonia in ammonium salts can be estimated quantitatively by distillation of the salts with sodium or potassium hydroxide, the ammonia evolved being absorbed in a known volume of standard sulfuric acid and the excess of acid then determined volumetrically; or the ammonia may be absorbed in hydrochloric acid and the ammonium chloride so formed precipitated as ammonium hexachloroplatinate, (NH 4 ) 2 PtCl 6 .