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  • Carolina EcoKits™: LC<sub>50</sub> Aquatic Toxicity (with perishable)

Carolina EcoKits™: LC50 Aquatic Toxicity (with perishable)

Item # 187212P Exclusive

Grades 9–12. Students are introduced to static toxicity tests used by the EPA and other organizations to set water quality standards. During the lab, students prepare various concentrations of ammonium sulfate, a fertilizer component, and introduce Daphnia magna into their solutions. After 24 hours, students observe the mortality percentage of Daphnia in each concentration and determine the LC50 of ammonium sulfate. Kit accommodates a class of 30 students working in groups of 6.

Price

$59.95

In stock and available to ship.
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Overview

Grades 9–12.

  • Learn about some environmental impacts of population growth
  • Perform static aquatic toxicity testing
  • Determine and graph the results of an LC50 test

Students are introduced to static toxicity tests used by the EPA and other health and environmental organizations to set water quality standards. During the lab, students prepare various concentrations of ammonium sulfate, a fertilizer component, and introduce Daphnia magna into their solutions. After 24 hours, students observe the mortality percentage of Daphnia in each concentration and determine the LC50 of ammonium sulfate. Kit accommodates a class of 30 students working in groups of 6 and includes perishable material when kit is shipped.

  • This item is only available from Carolina Biological Supply Company.
  • This item contains living or perishable material and ships via 2nd Day or Overnight delivery to arrive on a date you specify during Checkout. To ensure freshness during shipping, a Living Materials Fee may apply to orders containing these items.
  • This item is sold and shipped to schools and businesses only. Not available to individuals or residential addresses.

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What's Included

This item ships with living or perishable materials (all items). Please select a delivery date during Checkout.

Components Qty Included?
Daphnia magna Cultures   4 Included
Ammonium Sulfate, 5 g 1 Included
Plastic Cups 35 Included
Pipets 40 Included
Teacher’s Manual and Reproducible Student Guide 1 Included
Plastic Containers (for solutions) 5 Needed, Not included
Permanent Markers 6 Needed, Not included
Graduated Cylinders, 100 mL 5 Needed, Not included
Scissors 1 Needed, Not included
Balance 1 Needed, Not included
Springwater, 1 gal Needed, Not included
Weigh Boats or Weigh Paper Needed, Not included
Gloves Needed, Not included
Chemical Splash-resistant Goggles Needed, Not included

Resources

Living Organism Care Information

 

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Refills/Refurbishments

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    2700 York Road, Burlington, NC 27215-3398 • 800.334.5551