... Usage: is used for poisinous gases H2S, Methy mercaptan, etc. Product Name: Carrier activated carbon 4x6meshProduct Type:CC40-16,CC90-8 ... of poisonous and smelly industrial waste gased of H2S, Methyl mercaptan, SO2, Dimethyl sulfide, Mercury, and ammonia, etc.Product Spec: CTC(%): 60 ... -15 apparent density(g/l): 530-660 diameter(MM): 4Product Package:12.5kg,25kg,500kg plastic woven bag; 12.5kg,25kg ...