Pengaruh Kekasaran Permukaan Disk Pada Proses Rotary Alga Biofilm Reactor (Ra…

ABSTRACT Rotating Alga Biofilm Reactor (RABR) is a biological wastewater treatment using microorganisms with suspension and biofilm culture processes. The microorganism used in this study was the microalgae Chlorella sp. that require nutrients such as carbon, nitrogen and light for growth. This nutrient source is obtained from domestic wastewater which has a high organic matter content. In thi…