Twelve individual test modules allow teams of students to perform tests using safe, simple TesTab® reagents. Each module provides the necessary materials to test 100 water samples for the following parameters: alkalinity, ammonia, chloride, chlorine, chromium, copper, dissolved oxygen/BOD, hardness, iron, nitrate, pH, and phosphate. The reader-friendly, laminated instruction cards provide step-by-step instructions and colorful diagrams. Also included in each module are a color chart, safety information, and laminated flashcards containing water quality information as it relates to the health of an aquatic ecosystem. The modules are packaged in a light, field-ready carrying case.
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