Marina Bio Carb Cartridge for Slim Filters, 3 pack, Ideal for tropical fish, the filter cartridge contains activated carbon and Ceramitek for optimum filtration and a healthy aquarium, activated carbon effectively
Borosilicate glass graduated cylinder, includes plastic guard and plastic detachable hexagonal base. With spout and protection collar. As per DIN EN ISO 4788 standard, Sub Div.: 0.5 ml, Tolerance: +/-1.00 ml, Capacity 50ml with 1ml graduations.
Marina Bio Clear Cartridge for Slim Filters, 3 pack, Ideal for goldfish, the filter cartridge contains zeolite and Ceramitek for optimum filtration and a healthy aquarium, activated carbon effectively removes poll
Watch Glass/ Cover Lid for Beakers and Flasks/ Evaporation Dish, Polished with Ground Edges for safe handling, Material: glass, Quality glass, The 2.0mm glass thick construction resists shattering, Can hold small samples to use under a low-power microscope, 2in (5cm) in diameter