Ultrasound Gel, 1.3 gal., Blue, 4/cs | Quantity - 1x CSDynarex Ultrasound Gel is a premium electroconductive gel used in ultrasonic echo imaging systems. This Ultrasound Gel is acoustically correct for a wide range of frequencies. The non greasy aqueous Gel is designed to not stain clothing or damage transducers. Ultrasound Gel is non irritating and fragrance free for improved comfort. Bacteriostatic formula crafted to help prevent the growth of bacteria for added protection. Available in Blue or Clear