Supply of Multi-Component Calibration Gas Mixtures in 3L Aluminium Cylinders

Work Description - NA

This tender is issued by South Eastern Coalfields Limited, a subsidiary of Coal India Limited, under the Ministry of Coal. The bid, identified by Bid Number GEM/2026/B/7820076, concerns the procurement of calibration gas mixtures. The specific items required are three units of calibration gas mixtures, each contained within a new 3 LTR WC Aluminium Cylinder. The mixtures are detailed as follows: one cylinder containing Helium (He) at 12 PPM, Hydrogen (H2) at 12 PPM, and Oxygen (O2) at 18.50%; a second cylinder with Helium (He) at 100 PPM, Hydrogen (H2) at 100 PPM, and Oxygen (O2) at 2%; and a third cylinder comprising Helium (He) at 500 PPM, Hydrogen (H2) at 10000 PPM, and Oxygen (O2) at 6%. The tender period commences on July 25, 2026, at 11:33 AM and concludes on August 17, 2026, at 12:00 PM. The issuing office for this tender is Secl Bilaspur Chhattisgarh, located at Sohagpur Area Post- Amlai.