1.4L Oxygen cylinder is a small and portable . It has ISOcertificate. ... provide a wide range of oxygen cylinder for mdical:1.4L,2.0L,3.0L,4.0L,5.0L,7.0L ... ,10.0L,12.0L,15.0LKey Specifications/Special Features:1.4L to 15L aluminum cylinderThe above specifications are fairly standard sizeNon ... system; All products have been tested before out of factory1.4L Oxygen cylinder is put in the , aluminum box it is ...