what is the source of pollution

TH3000 VOCs Online Pollution Source Monitoring System OVERVIEW TH3000 VOCs online pollution source monitoring system is mainly used in a variety of at...

... Dim 130*220*45(Wide*High*Deep) Display LCD Weight 0.6kg Maximum consumption 10W Power DC8.4 V built-in Lithium Battery Size channels PM1.0...

..., with fully closed light paths, so it is stable, reliable and free in maintenance with altra-long service lift up to more than 100,000 hours No po...

...; Road and tunnel monitoring; Urban air quality monitoring; Emission monitoring of particulate and sources; Long-term air quali...

.... Therefore, by measuring the absorption of these organic substances by ultraviolet light at a wavelength of 254 nm, the total amount of dissolved ...

... from 160 nm to 400 nm in addition to visible light from 400 nm to 800 nm. Deuterium lamps are ideal for UV spectroscopy, high-performance ...

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...Density 36v Hoverboard Battery , Electric Skateboard Battery Pack Free Battery Specification: Battery Model:36V 8Ah Nominal Capacity (AH)...

LH-DC18 UV254 Online COD Analyzer OVERVIEW This instrument uses 254nm deep ultraviolet LED, which is small in size and long in life.The 254nm deep ult...

.... It is completely non-toxic, and is even food safe. The paper is composed of 60-80% Calcium Carbonate (CaCO) and a small quantity (20-40%...

... FM200 Extinguisher for Storage Room FM-200 fire extinguishing system, also known as heptafluoropropane fire extinguishing system, is an e...

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Laboratory Benchtop Pressure Gauge Calibrator -0.095~10MPa Pneumatic Pressure Calibrator Pressure Gauge Calibration description Benchtop gas pressure ...

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Desktop Type UV Laser Marking Machine High Precision Marking Machine UV Engraving Product introduction: The ultraviolet laser is a cold light source. ...

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YH-BD-03 High Quality Wire Cutting Stripping And Crimping Machine Features: Environmental protection and energy saving: the appearance of this machine...