Purex is giving away 50 bottles in 50 days! So fill out the Purex Giveaway form for a chance to win a FREE bottle of Purex! One entry per day. No P.O. Boxes. Open to 18 years or older. Purex winners will be contacted by information provided and will have 24 hours to reply for prize eligibility. Promotion will end 3pm PDT March 31, 2012.