Assertion: hypophosphorous acid | /r/AtLocation | the amine
Facets:
value: as illustrative of the present invention
type: OTHER
Source sentences:
text: As illustrative of the present invention, hypophosphorous acid can be added to the amine in the form of a 50 percent by weight aqueous solution.
text: Amine salts of hypophosphorous acid may also be used in place of hypophosphorous acid and in the practice of our invention such salts are formed when hypophosphorous acid is added to the amine which is being alkylated with quaternizing agents.