South Central Railway

South Central Railway has published Supply Of Calibration Gas Mixturecalibration Gas Mixture,Calibration Gas Mixture For Dga With Needle Valve For Drawing The Gas. Each Can Contains 10 Ltrs Of Gas A T A Pressure 20Kg/Cm2 In Aluminum Can Have The Following Composition. (1) Methane - 1000 Ppm, (2) Ethane -1000 Ppm, (3) Ethylene - 1000 Ppm, (4) Acetylene - 1000 Ppm, (5) Hydrogen - 1000 Ppm, (6) Carbon Dioxide - 5000Ppm, (7) Carbon Monoxide - 5000 Ppm, (8) Balance - Nitrogen Make/ Brand- Kshama Or Equivalent. [ Warranty Period: 30 Months After The Date Of Delivery ] ]. Last date of submission for this tender is 2025-11-03. This is a Railway Ancillaries tender in Tirupati, Andhra Pradesh