Medium-Concentration Oxygen Mask Sold by:Case of 50 This test allows for easy

This test allows for easy specimen collection in either an office or at home setting

and medical offices

Reliable thermometer readings

Its sleek powder-coated silver vein finish adds resistance to scratches and corrosion

Features Smooth plunger motion for easy use

Medium-Concentration Oxygen Mask Sold by:Case of 50 This test allows for easyFeatures Efficient 40% 50% Oxygen Delivery 7' Crush Resistant Oxygen Tubing Adjustable Nose Clip, Elastic Strap Transparent Vinyl Mask Latex Free or DEHP Options Sold as a Case of 50 Description Delve into the excellence of Dynarex Resp O2 Medium Concentration Masks, meticulously designed for effective oxygen delivery at a concentration rate of 40% to 50%. These masks are equipped with 7' of crush resistant, star lumen oxygen supply tubing, ensuring