Marina air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement. The air stone also increases surface agitation, accelerates oxygen replenishment and helps release
Marina air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement, increases surface agitation, accelerates oxygen replenishment, release carbon dioxide build-up, Rec
Marina T Connector allows to split air coming from the air pump into two even and constant air streams to separate air-driven devises in aquarium. The plastic and non-corrosive connector is safe for use in salt water aq
Neutral Litmus pH test paper tests for Neutrality of a solution, or its acidity or alkalinity, does not come with a color chart, test strip will turn red if dipped into an acidic solution (pH <7) or blue if dipped into an alkaline solution (pH >7), Size: 100 test strips
Marina air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement. The air stone also increases surface agitation, accelerates oxygen replenishment and helps release car
Sturdy and thick walled plastic test tube with cap is made from soda bottle material, ensures a durable test tube with a tightly screwed cap, to maximize lab use and minimize leaks. Total length is 126mm, inner diameter is 22mm, and outer diameter is 24mm.
Marina Cool airline tubing accessory for any air device. It is ideal for use with air stones, air-actuated ornaments and air-driven filters. Designed to fit all standard outlets, the airline tubing will remain supp
Marina airline tubing is safe and dependable for use with air stones, air-actuated ornaments and air-driven filters. Designed to fit all standard outlets, the tubing will remain supple and retain its shape. Size:
Marina Check Valve prevents water from siphoning out of the aquarium through the air hose and into the air pump in the event of a power failure or when removing filters and other air-driven accessories from the aqu
Marina airline tubing is safe and dependable for use with air stones, air-actuated ornaments and air-driven filters. Designed to fit all standard outlets, the tubing will remain supple and retain its shape. Size: 3 m
Desiccator Plate with Holes, made from high quality porcelain, Contains 6 holes, each with a 1.25in diameter, Great for any school or home laboratory, Can be used in a desiccator to remove moisture from specimen and protect against water vapor, 15cm diameter, 0.3in thickness
Marina Ultra 4-way air control valve allows you to run up to 4 air-driven products. Each valve has flow adjuster which enables you to regulate air output to each devise. The valve is leak-proof and suitable for fresh
This Polystyrene Rack Fits Test Tubes Up To 6-Hole, 6-Pin, Are Excellent Space Savers And Can Act As An Extra Pair Of Hands In The Lab. There Are 6 Holes To Hold Tubes, As Well As 6 Pins For Letting The Tubes Dry, Size: 25Mm In Diameter
Marina air stone is ideal for adding accents in any aquarium the air stone diffuses air, creating water movement, increases surface agitation, accelerates oxygen replenishment, release carbon dioxide build-up, Rec
This Polystyrene Rack Are Excellent Space Savers And Can Act As An Extra Pair Of Hands In The Lab, There Are 6 Holes To Hold Tubes, As Well As 6 Pins For Letting The Tubes Dry, Fits Test Tubes Up To 16Mm In Diameter, 6-Pin, Size: 6-Hole
Spatula Reagent Scoop, Material: Stainless steel, scoop on one end and flat edge on the other end, Size: Total Length 6in(150mm), Scoop measures 0.20in (5mm) Wide and 0.51in (13mm) long, Flat side measures 0.27in (7mm) wide by 1.96in(50mm) long, Handle is 0.12in(3 mm) diameter
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