Model 7501 portable gravity operated eyewash shall include a FDA approved high-density green polyethylene 9 gal (34.1 L) tank, Abs plastic eyewash heads with 0.4 gpm (1.5 L) flow rate over 15 minutes, yellow pull-down activation arm, integral handle on top, wide fill threaded cap, sign mounted operating instructions and stainless steel wall bracket (unit must be hung).