refilling of different industrial gases refilling of different industrial gases - to and fro from bhel sbd bangalore , supply , refilling of so2 gas cylinder [ refilling of cylinder capacity 47 ltr.water capacity ] 1.purity :10000 ppm +blance nitrogen 2.gas capacity :7nm3 3.pressure of cylinder :130bar ( minimum ) , refilling of no gas cylinder [ refilling of cylinder capacity 47 ltr.water capacity ] 1.purity :10000 ppm + blance nitrogen 2.gas capacity :7nm3 3.pressure of cylinder :130bar ( minimum ) , refilling of nh3 gas cylinder [ refilling of cylinder capacity 47 ltr.water capacity ] 1.purity :10000ppm +balance nitrogen 2.gas capacity:7nm3 3.pressure of cylinder :130bar ( minimum ) , refilling of oxygen gas cylinder 99.999% [ refilling of cylinder capacity 47 ltr.water capacity ] 1.purity :99.999% 2.gas capacity :7nm3 3.pressure of cylinder :130bar ( minimum ) , refilling of nitrogen gas cylinder [ refilling of cylinder capacity 47 ltr. water capacity ] 1.purity :99.999% 2.oxygen # 2ppm 3.moisture # 2ppm 4.thc # 0.2ppm 5. co+co2 - nil 6.gas capacity :7nm3 7.pressure of cylinder :140kg / cm2 ( minimum ) , refilling of oxygen gas cylinder ( 20%oxy+n2 ) [ refilling of cylinder capacity 10 ltr. water capacity ] 1.purity :20% oxygen + balance nitrogen 2.preparation tolerance: + / -10% 3.certificate accuracy :+ / -1% 4.gas capacity : 7nm3 5.pressure of cylinder :130kg / cm2 ( minimum ) , refilling of helium gas cylinder [ refilling of cylinder capacity 47 ltr.water capacity ] 1.purity :99.995% 2.gas capacity :7nm3 3.pressure of cylinder :130bar ( minimum ) , refilling of p10 gas cylinder ( 47l ) [ refilling of cylinder capacity 47 ltr.water capacity ] 1. methane :10% 2. argon :balance 3.pressure of cylinder :130bar ( minimum )