Air core solenoid, coils wound on a plastic tube with approximately 575 turns of copper wire, can carry a current of 5A continuously or 10A intermittently.
Horizontal Water Sampler, Designed for educational use, Rugged stainless steel components, Suitable for sampling fresh, brackish or salt water, allows water to be sampled at specifi c depths, sampling port dispensing of small aliquots of sample, Volume: 1, 200ml
Water Sampler, No tangled lines with efficient, economical sampler, single line deploys and triggers the collection of 1.5 l water sample from any convenient depth in lakes, rivers, or ponds, flow-through design al
Wisconsin Plankton Sampler 80um, includes carry case, stainless steel net ring, Mouth diameter: 130 mm (5”), Ring diameter: 180 mm (7”), Includes matched Wisconsin bucket and adapter, Nets and Nitex* bucket strips a
Ekman* Tall Kit includes Grab Tall SS 6x6x9, split messenger (11 oz), Polyester 3/16in line 100ft and carrying case, Scoops overlap to reduce sample loss, Quantitative and qualitative samples of macroscopic fauna
Dipper, with 91cm (3ft) High-density polyethylene plastic handle, Replaceable Cups for Sampling, For convenient sampling from tanks, vats, streams, ponds, lakes, etc, these economy dippers are lightweight, easy to
Folding Quadrat, Steel Frame, Consists of 4 white coated steel rods 0.5 m long with markers at 0.25 m, For population counts and other measurements in the field
Plank Tow Net 12in Standard 153 Mu, Ideal for horizontal or vertical tows in fresh or salt water. The larger size is good for salt water and large, clear lakes, Large tow net is 300 x 1050mm (12 x 42), lines attac
Plank Tow Net 8in Standard 153 Mu, Ideal for horizontal or vertical tows in fresh or salt water. 125 ml polyethylene bottle and connector with hose, clear lakes, Small tow net is 200 x 750mm (8 x 30), lines attach
Plank Tow Net 8in Standard 153 Mu, Ideal for horizontal or vertical tows in fresh or salt water. 125 ml polyethylene bottle and connector with hose, clear lakes, Small tow net is 200 x 750mm (8 x 30), lines attach
Beta Plus Bottle Kit - 2.2L Horizontal, Acrylic, Beta* Van Dorn bottles have rigid, white plastic end seals for clean sealing. The bottle ends are machined to fit foam silicone gaskets. Amber latex tubing, feature
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 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 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
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
Air Puck, perfectly balanced and glides on a cushion of air for nearly frictionless motion across any smooth surface. Sturdy bumpers will survive collisions with walls, shoes, or other Air Pucks.
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
Kit Air Racer Activity, Single, Utilize the design and engineering process, Encourage creativity, critical thinking and problem solving, Learn about electricity, blade angle, and propeller design, Apply the scientific method, Innovate (design, build and evolve design)
Kit Air Racer Activity, Utilize the design and engineering process, Encourage creativity, critical thinking and problem solving, Learn about electricity, blade angle, and propeller design, Apply the scientific method, Innovate (design, build and evolve your own unique design)
Periphyton sampler for growing microorganisms on submerged surfaces and then analyzing in lab SS wire frame, reusable glass slides and two polyurethane floats. Perfect for algae, zebra mussels and other growth under a microscope for identification and counting, pack 10