This device reads dissolved oxygen for measuring water quality in labs, industrial and municipal waste water, fish hatcheries, and environmental testing. It features automatic temperature compensation and compensation for salt andaltitude - all factors directly affecting DO readings. Oxygen can be read in either mg/L or % oxygen in air. Both oxygen andtemperature readings are simultaneously displayed on a large LCD. Review 99 data points with...
This device reads dissolved oxygen for measuring water quality in labs, industrial and...
This device reads dissolved oxygen for measuring water quality in labs, industrial and municipal waste water, fish hatcheries, and environmental testing. It features automatic...
3-4105-D20
.This portable refractometer features solid-aluminum construction, a rubber-gripped body and automatic temperature compensation. It has a1 1/2" diameter and is 7" long.It is used to measure percent (%) salinity. The refractometer has the following specifications:Resolution: 0.2% Range: 0 - 28%The refractometer was developed for the measurement of salt in sea water. The prism and lens feature a simple focus adjustment and just 2 or 3 drops of...
This portable refractometer features solid-aluminum construction, a rubber-gripped body...
This portable refractometer features solid-aluminum construction, a rubber-gripped body and automatic temperature compensation. It has a1 1/2" diameter and is 7" long.It is used...
611-2275
.It's easy to catch small fish for your research with this effective,low cost device. Just set one in the water in your pond or lake and return at your convenience.125-G20 Gee Eel Trap This trap is constructed of 1/4" (6.4 mm) square wire mesh that is galvanized for durability. It is 16" (42 cm) long and 9" (23 cm) wide with a 7/8" (22 mm) entrance hole.This trap is the same as the minnow trap pictured above, but with a 15" extension in the...
It's easy to catch small fish for your research with this effective,low cost device....
It's easy to catch small fish for your research with this effective,low cost device. Just set one in the water in your pond or lake and return at your convenience.125-G20 Gee...
3-125-G20
.It's easy to catch small fish for your research with this effective,low cost device. Just set one in the water in your pond or lake and return at your convenience.125-G10 Gee Minnow Trap This trap is constructed of 1/4" (6.4 mm) square wire mesh that is galvanized for durability. It is 16" (42 cm) long and 7.5" (19 cm) wide with a 7/8" (22 mm) entrance hole.
It's easy to catch small fish for your research with this effective,low cost device....
It's easy to catch small fish for your research with this effective,low cost device. Just set one in the water in your pond or lake and return at your convenience.125-G10 Gee...
3-125-G10
.The only good fish is not a dead one. Keep your fish and samples oxygenated in the field. This quiet diaphragm pump and 24 inches (60cm) air hose can work in an area as small as a 5-gallon bucket. For both fresh and salt water.
The only good fish is not a dead one. Keep your fish and samples oxygenated in the...
The only good fish is not a dead one. Keep your fish and samples oxygenated in the field. This quiet diaphragm pump and 24 inches (60cm) air hose can work in an area as small as...
3-125-F40
.This economical net is perfect for student field studies. Not only is it heavy duty, with an extra strong, three-ply, vinyl covered handle, it is also fabricated of EPA-recommended 500 micron mesh. What more can you ask?
This economical net is perfect for student field studies. Not only is it heavy duty,...
This economical net is perfect for student field studies. Not only is it heavy duty, with an extra strong, three-ply, vinyl covered handle, it is also fabricated of...
3-122-D30
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