Ecovue HR HealthCare Aquasonic 100 Ultrasound Gel 0.25L Dispenser Bottle What's The Difference Between Ultrasound Gels And Lotions? Can I get recommendations for lube for rectal ultrasound? This is what I've always bought but the last two gallons were extremely thin and did such a poor job of lubricating that Water soluble Ultrasound Lubricant Ultrasound Gel Clear 300ml Bottle, Non Allergic, Non Staining, Reduces Friction, Safe For Scan Heads