... coconut shell activated carbon Size:10' 20' 30' 40' Connection:According to requirements Activated Carbon Filter Cartridges Quality: ... Iodine value>100mg/g, strong adsorption. Function: remove the smell and organic, adsorp the chlorine to make the water ... 5, 10 micrion Usage: electroplating, PCB, water machine, water purifier, food and beverage, chemical, etc ...