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| QUANTITY | DISCOUNT PRICE |
|---|---|
| 1 - 3 | $12.40 |
| 4+ | $11.15 |
A large species of Daphnia commonly used in aquatic effluent toxicity testing and physiology studies. An obligate algal feeder, D. magna can be successfully cultured using powdered Spirulina as a food source. Culture contains approximately 30 to 40 organisms—adults, juveniles, and neonates—per culture container. One culture is sufficient for a class of 30 students.
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