Supply of hydrogen peroxide 50 percent purity as per attached specification document and to be supplied on staggered delivery basis as and when required by hgml.

Highly pure hydrogen gas (grade-iii purity-99.98 )

Refilling of ultra high purity nitrogen, hydrogen & zero air gas.

Re-filling of cylinder with argon gas purity 99.999 capacity: 7 cum working pressure: 150 kg/cm squ

Lp(p) -2694: hydrogen purity analyser panel with gas density sensor, converter and connecting cable.

Refilling of zero air gas cylinder (iolar gr.1 zero air gas purity-99.999 percent ) in 47 liter water capacity cylinder consisting of 7 meter cube gas at pressure of 138 kg/cm2.

Refilling of industrial gases in cylinders - helium purity as specified in bid document cubic meter,refilling of industrial gases in cylinders - helium purity as specified in bid document cubic meter,refilling of industrial gases in cylinders - nitrogen purity as specified in bid document cubic meter,refilling of industrial gases in cylinders - argon purity as specified in bid document cubic meter,refilling of industrial gases in cylinders - zero air purity as specified in bid document cubic meter,refilling of industrial gases in cylinders - hydrogen purity as specified in bid document cubic meter

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