1,Absorb Chlorine and Chloramines within 5 minutes; 2,Super water purification, odour removal 3,ISO9000,SGS ,CE Verified Chinese Charcoal Water Filters,Charcoal Stick In Water Techniacal data:Iodine (mg/g): 1050Benzene adsorption value (mg/g):30Carbon tetrachloride value (wt %) :> 60Strength (%) >90Pack density (%) 490 PH level: 7-10Diameter (mm):4Load silver carbon: Length (mm): 4-12Load copper ...