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"Water Quality and Pollution Activities and Models"

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LC50 lab activity, Agriculture and the environment: How much is too much nitrate

Item Number:  (470118-184)
Agriculture and the Environment: LC50 How Much is Too Much Nitrate? Lab Activity

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Periphyton sampler pack 10

Item Number:  (470317-424)
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

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The Case of the Contaminated Lake

Item Number:  (470356-082)
New Product

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Nitrite - CHEMets* Refill 30 ampoules

Item Number:  (470232-686)
Avg. Ratings: 3.0 (1 Review)
Nitrite - CHEMets* Refill, Method: Azo Dye Formation, Appearance: Brownish yellow to gold, Shelf-life: 12 months, Size: 30 ampoules

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Periphyton sampler

Item Number:  (470317-422)
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

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Tapwater Tour Digital W/ Student Manual

Item Number:  (470308-012)
Digital TapWater Tour, Classroom investigation of how and why the characteristics of tap water can vary and affect everyday activities, Background information, test materials included for pH, chlorine, hardness, copper, iron, With Instructor, Student Manuals

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Alkalinity (total) - Titrets* Titration Cells Kit 10-100 ppm

Item Number:  (470232-678)
Avg. Ratings: 3.0 (1 Review)
Alkalinity (total) - Titrets* Titration Cells Kit, Method: Acid Titrant with pH Indicator, Dependable, sealed single-use titrants, Fast, easy procedure, No burettes or other equipment necessary

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KIT POLLUTION INVESTIGA SING-NOTG

Item Number:  (470017-749)

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Pollution investigation single kit

Item Number:  (470017-748)

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Acid Rain and Plant Growth Kit

Item Number:  (470103-596)

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Oxygen, dissolved - CHEMets* Refill 30 ampoules

Item Number:  (470232-688)
Avg. Ratings: 3.0 (1 Review)
Oxygen, dissolved - CHEMets* Refill, Method: Indigo Carmine, Appearance: Yellow to pale green liquid, Analysis Time: 2 minutes, Size: 30 ampoules

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Phosphate, ortho - CHEMets* Refill 30 ampoules

Item Number:  (470232-690)
Avg. Ratings: 3.0 (1 Review)
Phosphate, ortho - CHEMets* Refill, Method: Stannous Chloride, Appearance: Colorless liquid, Analysis Time: 2 minutes, Size: 30 ampoules

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Pollution investigation unassembled 10 pack

Item Number:  (470017-788)

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Nitrate - CHEMets* Refill 30 ampoules

Item Number:  (470232-684)
Avg. Ratings: 3.0 (1 Review)
Nitrate - CHEMets* Refill, Method: Cadmium Reduction, Appearance: Brownish yellow to gold liquid, Shelf-life: 12 months, Size: 30 ampoules and cadmium foil packs

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Environmental air/water testing kit

Item Number:  (470317-456)
Environmental Testing Kit

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Nitrate Test Kit 30 tests

Item Number:  (470232-668)
Avg. Ratings: 3.0 (1 Review)
Nitrate Test Kit, CHEMets* Visual Kit, Method: Cadmium Reduction, Includes: Refill, Comparator, 25 mL sample cup, reaction tube with lid, and instructions, Range: 0-4.5 ppm as N, MDL: 0.4 ppm, Analysis Time: 15 minutes, Shelf-li

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