Procurement Opportunity: Supply of Refrigerant gas R-407C confirming to IS: 5610/1993, re affirmed-2006 or latest if any, in 45 Kgs capacity standard cylinders on non returnable basis by filling Refrigerant gas R-407C. Note: Gas must be filled in company's sealed refrigerant gas cylinders indicating cylinder weight, net weight of the gas & gross weight, date of refrigerant gas along with test certificate of gas & cylinder, otherwise subject material is liable for rejection. in Bihar