Poly Aluminium Chloride (PAC) and Its Effect on pH in Water Treatment
Poly Aluminium Chloride (PAC) is a commonly used coagulant, widely applied in the field of water treatment, especially for wastewater and drinking water purification. The main component of PAC is a hydrolyzed aluminum compound, and its exact chemical formula varies depending on the preparation method and raw materials used.
PAC can affect the pH value of water. Below are some general observations:
1. pH Reduction:
The addition of PAC typically leads to a decrease in the pH of the water. This is because PAC contains hydroxyl groups that release hydrogen ions (H⁺) in water, making the water more acidic. This change in acidity is usually slight, but pH monitoring and adjustment may be necessary during PAC application.
2. Need for pH Adjustment:
Since PAC may lower the pH of water, it is sometimes necessary to adjust the pH to ensure that the final water quality meets specific requirements. This can be achieved by adding alkaline substances such as sodium hydroxide (NaOH).
3. Different Types of PAC:
The impact of PAC on water pH can vary depending on the preparation method and raw materials used. Therefore, in practical applications, it is important to evaluate the pH impact of the specific PAC product being used and take appropriate adjustment measures.
In summary, when using Poly Aluminium Chloride as a coagulant, it is important to closely monitor the water's pH and adjust it as needed to ensure effective water treatment and compliance with water quality standards.
We provide polyaluminum chloride(PAC)CAS 1327-41-9. Please refer to the following website for detailed specifications and product information. Please refer to the following website for detailed specifications and product information.
product：https://www.gneechemical.com/chemicals/mineral-inorganic-substance/cas-1327-41-9-polyaluminum-chloride-pac-30.html
Gneebio, established in 2016, is a professional chemical supplier committed to providing high-quality water treatment solutions and industrial raw materials. With multiple long-term cooperative factories and a strong supply chain, we offer reliable production capacity, competitive prices, and flexible customization options.
We provide full documentation support, including COA (Certificate of Analysis) and REACH registration for EU compliance.
Our hot-selling products include Poly(acrylamide) (PAM) in Anionic, Cationic, and Nonionic types, Chloramine B, Hydrochloric Acid (HCl), Sodium Hypochlorite, Didecyl Dimethyl Ammonium Chloride (DDAC), Ethylenediaminetetraacetic Acid (EDTA), and Xylene.
With years of export experience and a professional technical support team, Gneebio is your trusted partner for quality chemical sourcing.
