Are the First Aid Only LIFE® oxygen tanks pre-filled with oxygen?

Yes, the oxygen tanks we carry from LIFE® Corporation arrive pre-filled with oxygen.

This is applicable for these products:

LIFE-1-6FF Oxygen Tank, 6 LPM Fixed Flow
LIFE-1-612 Oxygen Tank, 6 & 12 LPM
LIFE-2-612 Oxygen Tank SoftPac, 6 & 12 LPM
LIFE-2-6FF Oxygen Tank SoftPac, 6 LPM Fixed Flow