... , aldehydes, phenol, ether, ketone, and mephitic gas, etc. The main sources of VOCs is painting, printing, petroleum refining, pharmacy, ... difficult in most actual occasions.Temperature of catalytic combustion is 180-500°C, Purification is 90-99% with related ... for VOC waste gas.1. Product FeaturesWidely application – It can be applied to the industrial waste gas purification which mainly contains ...