Biorb Marine service kit, includes replacement special filter cartridge for salt water aquariums, 500 g of high-quality sea salt included, Cleaning pad for removal of stubborn deposits without scratches, included, for all Biorb aquariums, except the baby Biorb
Test tube without rim, Pre-cleaned Borosilicate Glass, O.D. x Length (mm): 18 x 150, 24ml, used for hot or cold applications, Reusable and Autoclaved, Conveniently hold inverted tubes for drying and to minimize collection of airborne contaminants
Insta-Test 6-Way Drinking Water Test Strips, Test tap water for free and total chlorine (municipal systems), pH, nitrite and nitrate. For both municipal and well water testing applications. 25 strips/vial.
Environmental Meter, 5-in-1, Measures Air Velocity, Air Flow, Humidity, Temperature and Light, Ideal for professional or home use in testing the environmental quality in a building, Ergonomic housing with large dual LCD, Dimension: Meter: 6.1 x 2.4 x 1.3in