This tubing meets the standards for NSF 51, 61, has a 100-foot length, a maximum operating pressure of 150 psi and is designed for the following applications: bioprocess, medical, water. It is black, has an operating temperature of 40 Degrees F to 170 Degrees F and is resistant to impact and is made of Flexelene. In addition, it has ¼ inch OD, 5/32 inch ID, with an inch system of measurement, with 0.04 inch wall thickness, and Shore A 86 hardness. This tubing is for use with beverages, deionize