C2 gas 47 ltr.,c2 gas 10ltr.,c3 gas mixture 47 ltr,c4 mix. liquid (10ltr),800 ppm no n2 10ltr,800 ppm co n2,800 ppm so2 n2,ch4 16 n2,o2 20 n2, 10 litre,nitrogen 99.999 , 10 ltr,methane 2.5 balance air (3ltr),methane 2.5 balance air (10 ltr),methane 2.5 balance air (0.5 ltr. ),c2 gas, 10ltr.,c3 gas mixture, 10 ltr,c3 liquid calib. gc (10ltr),c4 liquid mixture(10ltr),lpg liquid (10ltr),valve safety guard missing/damage,hydrotesting of cylinders,spindle/gland nut repairing (damage/broken),cylinder valve (brass) bent/damaged,preconditioning charges

6001-ambient air quality monitoring & analysis at plating shop (spm, so2 & pm) - once in two months.,6002-ambient air quality monitoring & analysis at plating shop (spm, no2, lead & pm) - once in 2 month,6003-analysis of exhaust emissions (hydrochloric acid) - once in two months.,6004-analysis of exhaust emissions (sulfuric acid) - once in two months.,6005-analysis of exhaust emissions (alkali fumes) - once in two months.,6006-analysis of exhaust emissions (cyanide fumes) - once in two months.,6007-analysis of exhaust emissions (paint bhoot-1) pm, so2, nox - once in two months.,6008-analysis of exhaust emissions (paint bhoot-2) pm, so2, nox - once in two months.,6009-analysis of acid effluents. (ph, tds, tss, total solid, cod, bod, ni, oil and grease, cr(iii) ),analysis of cyanide effluents. (ph, tds, tss, total solid, cod, bod, cu, oil and grease, cn, cd)

Procurement of refilling of gases (so2, co2,co,no,n2) for cems and caaqms system, o2 gas for boiler and fgd area of 1x660mw etps and calibration gas cylinder for analyzers against o and m head ctps and dtps and calibration gas h2 and co2 for h2 pur