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KNOWLEDGE BASE

What is the difference between Lumen, Lux and PAR?

Within the light spectrum, Lumen, Lux and PAR are one of the best-known concepts when it comes to light measurements. Yet it is important to know the difference, because the one is no substitute for the other. These are independent concepts that are extremely important in determining the light output

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What is turbidity?

In various applications in wastewater, drinking water, surface water, cooling water, process water, etc., turbidity is an important commonly used and normative parameter. How is turbidity defined and how is it measured? Turbidity is the degree to which light is scattered or absorbed within a liquid caused by the presence

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What is EC?

The EC value is basically the conductivity of a solution. EC is an abbreviation and stands for Electrical Conductivity. The EC value increases as more ions (charged particles) are absorbed in a solution. These ions include various types of salts and can be residues from, for example, fertilizers (Potassium, Nitrate,

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What is soil moisture (tensio)?

We can determine the soil moisture by means of suction pressure or a vacuum. This suction pressure is measured by a tensiometer. This is a hollow tube with a porous ceramic on the bottom. Porous means that the ceramic behaves as pores and the tube therefore functions as an artificial

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What is RH?

A healthy indoor climate is essential for an enjoyable work, sport and living environment. This promotes both productivity and concentration levels. The indoor climate also determines the quality of the products that are stored in storage areas. Temperature and humidity play a major role in this. In this case, humidity

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What is the difference between free and combined chlorine?

We start by designating the following three terms within the chlorine spectrum: Total chlorine value Active / Free chlorine value Bound chlorine The terms are explained below using examples: The total chlorine valueThis value indicates the total amount of chlorine in your water, but this does not say anything about

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What is pH?

The pH-value is a chemical name for the acidity of a solution. Without going too much into detail, it is sufficient to determine that the pH value is measure of the amount of acid particles that are present in a solution. The pH value can vary between 0 and 14

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What is a penetrometer?

A penetrometer measures the resistance required to penetrate through an object . This principle can applied in several disciplines. Penetrometer soil Where there is a lot of traffic, heavy materials are stored or there is a built-up environment, trees and crops can experience growth stagnation. This reduces the condition of

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