SDB Solid Materials Flammability Test Equipment Smoke Optical Density Testing ASTM E662

SDB NBS Smoke Optical Density Testing Equipment Introduction: The SDB NBS Smoke Optical Density Testing Equipment has proved to be one of the most versatile fire testing instruments since its inception in the 1980s. SDB NBS Smoke Optical Density Testing Equipment is the most widely accepted apparatus for the measurement of smoke from burning materials and measures specific optical density under flaming and non-flaming conditions. It is also used for the extraction of toxic