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Go Direct® ORP BNC Electrode The Go Direct ORP BNC Electrode can be used to measure the oxidizing ability of chlorine in swimming pools or to determine when the equivalence point has been reached in an oxidation-reduction reaction. The Go Direct ORP Sensor can...
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CHF 112.00 *
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Investigating Environmental Science through... Investigating Environmental Science through Inquiry contains 34 inquiry-based, environmental science investigations. Each experiment includes a preliminary activity, teacher information, sample researchable questions, and sample data....
Inhalt 1 Softwarelizenz
ab CHF 62.23 *