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Early Decay Time (EDT) is an important parameter related to reverberation time in indoor and architectural acoustics. It involves the calculation, evaluation and psychological perception of reverberation time. Simply put: […]

A hydrogen detector is an instrument specially used to detect hydrogen concentration. It can monitor the concentration of hydrogen in the environment in real time and issue an alarm when

The pH measurement methods of cosmetics are divided into dilution method and direct measurement method. For powders, ointments and water-based emulsions in parcels, the direct measurement method cannot be used.

As an important environmental monitoring tool, portable dust detectors play a key role in workplaces, public areas, and personal health monitoring. With the advancement of science and technology and the

OC-300 air quality detector used to detect the air quality, for the 4 particle channels : 0.5um, 1.0um, 2.5um and 10um, with two detection mode: Quality inspection (unit of the

1 lightness Brightness is the eye’s perception of the brightness of a light source and object surface. It is a visual experience mainly determined by the intensity of light. Generally speaking,

Nitrogen oxides are one of the main pollutants of air pollution and are seriously harmful to human health. Relevant departments in various places have successively issued relevant policies for nitrogen

1. Overview of food safety detectors The food safety detector is an advanced equipment that integrates modern analytical chemistry, biology, optics, electronics and other multi-disciplinary technologies. It can quickly and

A hydrogen detector is an instrument specially used to detect hydrogen concentration. It can monitor the concentration of hydrogen in the environment in real time and issue an alarm when

1. Brinell hardness tester: It is mainly used to test unquenched steel, cast iron, non-ferrous metals and soft bearing alloy materials, represented by HBW. 2. Vickers hardness tester: It is