G.R.Instruments B.V. G.R.Instruments B.V. offers a full monitoring system that keeps a CFR part11 tracablity of room temperature, relative humidity, CO2, differential pressure, level, door switches, to secure high valua p G.R.Instruments B.V. offers a full monitoring system that keeps a CFR part11 tracablity of room temperature, relative humidity, CO2, differential pressure, level, door switches, to secure high valua products within short and long-term storage of biologicals and other critical materials wich need to be stored at the right temperature’s presure ...