SimulTek OTS-2021, the new design of the ASTM E595 and ASTM E1559 Integrated Outgassing System developed by SimulTek Research for different clients to conduct laboratory testing of the outgassing properties of materials in accordance with the ASTM E595 “Standard Test Method for Total Mass Loss and Collected Volatile Condensable Materials from Outgassing in a Vacuum Environment” and ASTM E1559 “Standard Test Method for Contamination Outgassing Characteristics of Spacecraft Materials”.