tender for electrical contact cum component cleaner : non conductive. non corrosive , heavy duty , shallgenerally conform to is:8449 with probe, shall not contain ozone depleting gas like cfc or hfc gases or othersuch substance/chemicals. propellent should contain eco-friendly gases and shall last up to the end of activematerial i.e cleaner. sp.gr. 07 + 0.1, transparent colour, di electric strength 20 kv, kb value 30, temp range.6 c to + 60 c, density at 27 c 0.65 + 0.05 g/cc, capacity of container 350 ml to 500 ml, shelf life minimum 12months. specn: electrical contract cum component .