Assertion: hypophosphorous acid | /r/HasProperty | preferred
Facets:
value: generally
type: DEGREE
Source sentences:
text: Hypophosphorous acid and its alkali metal salts, e.g. sodium and potassium salts are generally preferred although any metal (including alkali metal and alkaline earth metal), ammonium or amine salt of the hypophosphorous acid may be employed.
text: When hypophosphorous acid is employed, it is preferred to use a 10 to aqueous solution thereof.