supply of - calib gas mixture methane 75 percent and other,calib gas mixture co 16.7 percent and other,calib gas mixture co 50 ppm co2 c1 etc,calib gas mixture co2 22.0 percent and other,calib gas mixture o2 50 ppm and balance,calib gas mixture c1 c2 c3 c4 c5 an,calib gas mixture methane 10 percent and other,calib gas mixture med c1 c2 c3 c4,calib gas mixture co co2 c1 50 ppm and,calibration gas mixture h2s 1000 ppm and,calibration gas mixture h2s 4 ppm and ba,calibration gas mixture h2s 41 pp

Numaligarh Refinery Limited has invited bids for the supply of - calib gas mixture methane 75 percent and other,calib gas mixture co 16.7 percent and other,calib gas mixture co 50 ppm co2 c1 etc,calib gas mixture co2 22.0 percent and other,calib gas mixture o2 50 ppm and balance,calib gas mixture c1 c2 c3 c4 c5 an,calib gas mixture methane 10 percent and other,calib gas mixture med c1 c2 c3 c4,calib gas mixture co co2 c1 50 ppm and,calibration gas mixture h2s 1000 ppm and,calibration gas mixture h2s 4 ppm and ba,calibration gas mixture h2s 41 ppm and b,calibration gas mixture h2s 82 ppm and b,calibration gas mixture h2s 123 ppm and,calibration gas mixture h2s 164 ppm and,calib gas mix. ethyl mercaptan 2 ppm,calib gas mix ethyl mercaptan 23 ppm,calib gas mix ethyl mercaptan 45 ppm,calib gas mix ethyl mercaptan 68 ppm,calib gas mix ethyl mercaptan 90 ppm,calibration gas mixture for lpg,calibration gas mixture for psa off gas,calibration gas mixture c2 c3 balance c,calibration gas mixture c1 c2 c3 c4 and,calibration gas mixture n2 co co2 c1, - procurement of calibration gas mixtures for three years | quantity - 147.. Please refer to the tender document for project value and EMD details. Interested bidders can submit applications until 29 September 2026, with the technical opening scheduled for 29 September 2026.