Detergents & the Environment

Configure & Price

Reference: IS.9502

Each kit is meant for

Quantity

$50.37

Understand the consequences of cultural nutrient overloading on the aquatic environment. Recognize that there may be alternative, more environmentally-friendly alternatives in typical consumer chemical goods. Demonstrate and monitor the effects of two detergent builders on natural water samples. Visually quantify the differences between phosphate and nonphosphate detergent builders on aquatic organisms.

Disciplinary Core Ideas: PS1.A; PS1.B

Performance Expectations: MS-PS1-2; HS-PS1-3

Cross Cutting Concepts: Patterns

Includes:

50mL phosphate builder solution (10% sodium phosphate)
2x 25mL non-phosphate builder solution (15% sodium silicate/5% citric acid)
50mL control water (deionized)
45x plastic cups
1x box of microscope slides
1x box of coverslips

Reference IS.9502

Items needed, but not included: Natural water sample (collected locally)
Aged tap water
Marking pens
Microscopes (optional)
Plastic wrap or similar (optional)
Quantity: 15 lab groups
Includes: Teachers manual and Student Study Guide copymasters

Resources

Safety Data Sheet - (IS3705)

Investigation-5-SDS

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