Custom Bid for Services- Item No 1 Annual Maintenance contract for Chromatec make gas chromatographs Model no CRY 2000 GC refer QTY 16 No Custom Bid for Services- Item No 2 Annual Maintenance contract for Chromatec make Dissolved Gas Analyzer Model no CRY 2000 DGA refer QTY 2 No Custom Bid for Services- Item No 3 Annual Maintenance contract for Chromatec make Dissolved Gas Analyzer Model no CRY 5000 DGA refer QTY 2 No Custom Bid for Services- Item No 4 Emergency Break down Maintenance visit of Chromatec make Gas chromatograph refer QTY 2 No