Red Sea Fish Pharm ARE12105 Reef Aquarium Starter Kit Reef starter kit contains three essential components, Red Sea coral pro salt, the reef mature pro kit and the marine care pro test kit First optimally balanced coral salt is significantly improves the well-being of corals Second the reef mature pro kit is consists of the supplements necessary for completing the maturation process for a 250-liter system Third complete marine care pro multi-test pack including all of the tests necessary to monitor the biological maturation of new systems The marine care kit includes the tests pH, KH, ammonia, nitrate and nitrite in a durable, chemical-resistant plastic box