The negative impact in intensive cultivation of prawn is the decreasing water quality. caused by the toxic material from food and prawn faces. One alternative to solve that problem is to use the active carbon from coconut shell as adsorbent of toxic material. The aim of these activities is to inform to teach how was adsorption toxic compound by using active carbon running well. https://www.markbroyard.com/super-save-whole-wheat-phyllo-pastry-sheets-jufka-sa-integralnim-brasnom-12pcs-x-450g-jami-supply-great-choice/