Sep 12, 2014
Based on whether phenols can be distilled off with water vapor, they are classified into volatile phenols and non-volatile phenols. Generally, phenols with a boiling point below 230℃ are considered v...
Sep 12, 2014
Mineral oil in water originates from industrial wastewater and domestic sewage. Petroleum-based pollutants (mixtures of various hydrocarbons) in industrial wastewater mainly come from crude oil extrac...
Sep 12, 2014
Depending on the specific nature of water pollution, it is often necessary to measure anionic detergents, organophosphorus pesticides, organochlorine pesticides, benzene compounds, chlorobenzene compo...
Sep 12, 2014
Magnesium is one of the elements closely related to human survival. Currently, the main methods for magnesium determination are EDTA-2Na titration and atomic absorption spectrometry [1, 2]. The former...
Sep 12, 2014
I. Working PrincipleDue to erosion by carbonic acid, dissolution of iron by organic matter, and reduction of ferric oxides under anaerobic conditions, large amounts of iron enter groundwater, especial...
Sep 11, 2014
Serial NumberWater quality projectsunitE-ⅠE-IIE-IIIE-Ⅳ1Resistivity, 25℃MΩ·cm18①15②20.52Silica (complete)μg/L51010010003Microparticles (particle size > 1 μm)cells/mL251005004microorganismce...
Sep 11, 2014
1. Test Procedure1.1 In the test, the hydraulic characteristics of the filtration equipment are mainly determined by measuring differential pressure, flow rate, filter media volume, and filter media p...
Sep 11, 2014
Requirements:The main performance indicators of the equipment, including water production capacity, filtration accuracy, and filtration efficiency, should meet the designed rated values.The structure ...
Sep 11, 2014
Chemical index unit: μg/LindexEW-ⅠEW-IIEW-IIIEW-ⅣEW-VResistivity MΩ·cm (25℃)18 90% of the time minimum 1715 90% of the time minimum 1210 90% of the time minimum 8≥2≥0.5Number of particles larg...
Sep 11, 2014
The water quality meets the requirements of the 2000 edition of the Chinese Pharmacopoeia and all provisions of GMP. The equipment operates fully automatically and includes conditionally fully automat...
