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Mar 1, 2023 · The ASPIROS dispersing system is use, with a dispersing aperture diameter of 4 mm and a feed velocity of 25 mm s-1. For the measurements, the R5 lenses were used, which have a measuring range of 4.5 μm to 875 μm. Vacuum suction is use to spread the powder inside the ASPIROS glass vials.

customized discounting 10mL chemical oxygen demand vials with low range customized discounting 16mm chemical oxygen demand vials 网页TNT820 provides a result in the Ultra Low Range of 1 - 60 mg/L COD and is often used for Chemical Oxygen Demand measurement in wastewater effluent.

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