Aquaforest Carbon 特級炭 1000ml 
(無毒無雜質)                                                                        
高品質多孔隙活性碳                                                
不含磷酸鹽                                                             
有效提升水體清澈度
 
High quality granulated active carbon. Eliminates undesirable chemical compounds in marine and freshwater aquariums. Carbon should be placed in flow filters in 100 ml for 100 l (27 US gal.) of water in marine aquarium or 200 l (54 US gal.)in freshwater aquarium.
Recommended flow is maximum 500l/h through the media.
The insert should be replaced every 4 weeks.