This tubing meets the standards for 3A, FDA, NSF, ROHS, UL, USDA, USP, has a 100-foot length, a maximum operating pressure of 55 psi @ 70 Degrees F and is designed for the following applications: air, water. It is clear, has an operating temperature of 25 Degrees F to 150 Degrees F and is resistant to abrasion, corrosion, wear and is made of PVC. In addition, it has ½ inch OD, 5/16 inch ID, with an inch system of measurement, with 0.09 inch wall thickness, and Shore A 73 hardness. This tubing i