Set Of Standard Calibration Gas Canister For Dga Consisting Of (1) Methane, Ethane, Ethylene, Acetylene, Hyd Rogen, Co & Co2 Each 100 Ppm And Nitrogen Balance, Qty- 01 No. (2) Methane, Ethane, Ethylene, Acetylene, Hydrogen, C O & Co2 Each 500 Ppm And Nitrogen Balance, Qty- 01 No. (3) Methane, Ethane, Ethylene, Acetylene, Hydrogen Each 1000 Ppm, Co & Co2 Each 5000 Ppm And Nitrogen Balance Qty- 01 No. With Pressure Gauge, Septum And Knob Arrangement To Draw Sample Directly From Canister Using Gc Syringe. Preparation Tolerance Plus (Or) Minus20 Percentage & Shelf Life 12 M Onths. Canister Capacity 0.5 Litres, Filling Pressure 20 Kg/Sq.Cm With Test Certificate And Suitable Septum As Spares. [ Warr Anty Period: 30 Months After The Date Of Delivery ] ]