Gem Bids For Gas Acetylene Dissolved Note: Gas Cylinder To Bepainted At Ground With Maroon Colour As Perspecn. I, Nitrogen Gas Having Purity Of 99.5% Withgrade N2.5 To Specification Is: -1747-2023 Along Withnitrog, Gas Oxygen. Note: Gas Cylinder To Bepainted At Ground With Black Colour As Per Specn.is: 4379-1981g