Assertion: phosphoric acid's use | /r/CapableOf | reduce the amount of p
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Source sentences:
text: For example, using n-heptanol as the solvent and a 55.7% P 2 O 5 wet process phosphoric acid, and holding the other variables constant while changing the solvent-to-acid weight ratio from 2 to 1 to 1 to 2, reduces the amount of P 2 O 5 extracted from 72 to 48% in a single stage extraction.