Surgical Skin Prep Chlorhexidine Gluconate Swabsticks Large Rectangular or Circular medical grade sterile foam tip swab stick is a wash, dry and impregnated with CHG antiseptic solution. It is individually packed and pouch in our Class 100 Cleanroom Facility. The CHG Prep solution contains 2% chlorhexidine gluconate and 70% isopropyl alcohol. The solution is clear to provide vascular visualization. Both Swab Sticks provide approximately 4.0‰Û_ x 4.0‰Û_ coverage area. Latex-free. Two-year shelf life. Does not contain DEHP.