128 oz. Purex for $6.97 (5.4 cents per oz.) on Jet.com

Jet.com has got this 128 oz. bottle of Purex Plus Clorox detergent for $6.97 (5.4 cents per oz.); limit 10 bottles per account.  This ships free with a $35.00 minimum purchase, so 6 bottles will get you there.