... color of life and performance of the accelerated aging test. By changing the temperature, humidity, spray conditions, the ... use of xenon lamps simulate natural sunlight aging resistance test material. Nonmetallic Materials, Coatings, Plastics, Printing Inks, Roofing ... function lighting, stainless steel sample holder, Φ50mm standard lead holesStandardGB2423.1,GB2423.2, GB/T2423.3,GB10586,GB10589 ...