"water bath"
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Hach® Aerobic Bacteria/Total Coliform Testers
Unique Paddle Design Allows Quick Testing On a Variety of Substrates
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Innovating Science® Chemistry Up In Vapor Demonstration
"Genie in the tube."
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Earth Force Elementary Education Watershed Field Trip Kit
Study the environment and the effect humans have on nature through actual field study.
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Science Take-Out® Acid Rain and Buffers
Learn How Certain Types Of Lake Bottoms Can Act As Buffers.
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