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Acidic wastewater is the wastewater with pH value less than 6. According to the different types and concentrations of acids, acidic wastewater can be divided into inorganic acid wastewater and organic acid wastewater. Strong acid waste...

1. Sulfonic acid Properties and uses: The appearance is brown oily viscous liquid, organic weak acid, soluble in water, dilute with water to produce heat. Its derivatives have good decontamination, wetting and emulsifying ability. It ...

1. Pre-treatment of make-up water Natural water bodies often contain mud, clay, humus and other suspended matter and colloidal impurities and bacteria, fungi, algae, viruses and other microorganisms, they have a certain stability in...

Calcium chloride is a salt formed by chloride ions and calcium ions. Anhydrous calcium chloride has a strong moisture absorption, used as a desiccant for various substances, in addition to road dust, soil improver, refrigerant, water p...

Comparison of treatment effects of ferrous sulfate and sodium bisulfite The process of electroplating production needs to be galvanized, and in the process of galvanized purification, basically the electroplating plant will use chro...

1, boiler feed water to adjust the pH value of the reason Nowadays, most boilers in China use reverse osmosis demineralized water or sodium ion resin exchange softened water, reverse osmosis demineralized water or sodium ion resin e...

Polyaluminum chloride: PAC for short, also known as basic aluminum chloride or hydroxyl aluminum chloride. Principle: through the hydrolysis product of polyaluminum chloride or polyaluminum chloride, the colloidal precipitation in ...

The application of industrial salt in the chemical industry is very common, and the chemical industry is a basic industry in the national economy. Common uses of industrial salt are described as follows: 1. Chemical industryIndustrial...

Basic chemicals Ⅰ acid, alkali and salt 1. Acetic Acid Acetic acid is commonly used to adjust the pH in the process of clothing washing, or it is used to remove cloth wool and hair with acid cellulase. 2. Oxalic Acid Oxalic aci...

How much do we know about the foaming cleaning products we use on a daily basis? Have we ever wondered: what is the role of foam in toiletries? Why do we tend to choose frothy products? Through comparison and sorting, we can soon...

Due to the change of some factors, the activated sludge quality becomes light, enlarged, and the settling performance deteriorates, the SVI value continues to rise, and the normal mud-water separation cannot be carried out in the seconda...

First, the way of sewage treatment mainly includes physical treatment and chemical treatment. The physical method is to use a variety of filter materials with different pore sizes, the use of adsorption or blocking methods, the impurit...