Tender For supply of uhp nitrogen , h2 1000 ppm , uhp argon , ammonia 1000 ppm , methane 98 , co2 99. 9 , uhp oxygen , co2 1. 1 , argon , co2 and oxygen , n2 90 , propylene , methane 99. 995 , zero grade air , uhp zero grade air , nitrogen , uhp hydrogen , zero grade hydrogen , h2 9. 92 , ethylene , h2 4. 9 , h2 10 , new cylinder on outright sale 10l wc al , new cylinder on outright sale 47l wc st , c02 with purity 99. 995 , oxygen 25 , hidrogen 5 , co2 1 , uhp argon gas 99. 9995 , uhp nitrogen 99. 9995 , oxygen commercial , h p oxygengas 99. 85 , uhp oxygen 99. 999 , helium gas 99. 999 , helium gas 99. 995 , uhp helium gas 99. 9995 , co2 5000ppm , zero grade air 99. 999 , co2 99. 9 , co2 5 , co2 99. 995 , uhp nitrogen gas 99. 9999 , carbon monoxide 99. 5 , ammonia 99. 999 , refilling of gas mixture1 , refilling of gas mixture2 , refilling of gas mixture3 , refilling of gas mixture4 , refilling of gas mixture5 , ss double stage double gauge regulators