Laboratory

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Chlorine

Chlorine is the most commonly used water disinfectant in applications such as drinking water and wastewater treatment, pool and spa sanitization, and food processing and sterilization. Chlorine is a strong oxidizing […]

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Copper

Copper is an essential trace element in for plant metabolism as well as the human diet, with a daily requirement of around 2.0 mg. Copper is an essential trace element […]

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Nitrates and Nitrites

Nitrogen is abundant in the Earth’s atmosphere and is present in water in the form of nitrate, nitrite, and ammonia. Plants use nitrogen as a nutrient to build proteins by […]

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Knowledge Base: How to Perform a Zero Percent Calibration with a Dissolved Oxygen Meter

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Education and progress are our most important assets – Hanna’s measuring methods and devices for Students up to Scientists

The introduction to scientific questions is important from an early age and should be introduced step by step to future scientists at pre-school age. You may think that this is […]

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