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Environmental There are 4 products.
Sedgewick-Rafter Counting Cell.
Sedgewick-Rafter Counting Cells, Brass, 1.0mL A simple design of surprising accuracy, commonly used for counting larger plankton. Recommended for its ease of use and reproducible data. Intended for use with either a standard or inverted compound microscope at low magnifications, it limits magnification to about 200 x, which makes it unsuited to examining nannoplankton. Specifications: • Frame: brass, mounted on 1" x 3" glass slide. •...
Sedgewick-Rafter Counting Cells, Brass, 1.0mL A simple design of surprising accuracy,...
Sedgewick-Rafter Counting Cells, Brass, 1.0mL A simple design of surprising accuracy, commonly used for counting larger plankton. Recommended for its ease of use and...
3-1801-A10
.
How Clean Is The Water
Water pollution is a major public issue today. This kit allows students to test local water samples for pH, available phosphate, chloride and lead concentration, oil determination and bacterial contamination. This kit will support a demonstration, or small groups, or three repetitions for a single investigator and will require two 45-minute class periods, along with three or four days of observation.
Water pollution is a major public issue today. This kit allows students to test local...
Water pollution is a major public issue today. This kit allows students to test local water samples for pH, available phosphate, chloride and lead concentration, oil...
5700
.
Water Sampler
No tangled lines with this efficient, economical sampler. A single line deploys and triggers the collection of a 1.5 liter water sample from any convenient depth in lakes, rivers, or ponds. The flow-through design allows a valid sampling for measuring temperature and water quality. A 14 meter line is supplied. NOTE: Volume may vary slightly. It is recommended that you verify the exact volume of your bottle prior to use.
No tangled lines with this efficient, economical sampler. A single line deploys and...
No tangled lines with this efficient, economical sampler. A single line deploys and triggers the collection of a 1.5 liter water sample from any convenient depth in lakes,...
15010
.
Air Sampler 120V
Discover what is in the air you breathe. Particulate matter is deposited on a high efficiency filter as air is drawn through it at a calibrated volumetric flow rate. The total mass in milligrams per cubic meter can be determined. Chemical and radioactive tests can also be performed on the material collected. The unit is 40 cm tall and operates on standard 115 VAC 60 Hz for indoor and outdoor use. Filters and manometer are included.
Discover what is in the air you breathe. Particulate matter is deposited on a high...
Discover what is in the air you breathe. Particulate matter is deposited on a high efficiency filter as air is drawn through it at a calibrated volumetric flow rate. The total...
15000
.