Poly Aluminum Chloride (PAC) is a chemical compound with numerous important uses in various industries. Known for its capabilities in water treatment, PAC has become a highly sought-after and widely used chemical.
Let’s learn more about PAC in this article.
What is PAC?
Poly Aluminum Chloride, or PAC, is a chemical widely used in water purification processes. This substance acts as a coagulant, meaning it helps bind and clump together small particles in water, resulting in clearer water.
PAC is typically used in liquid form, but it is also available in solid form. This compound has several chemical properties that make it ideal for water treatment, including:
- Solubility: Poly Aluminum Chloride is readily soluble in water, producing a stable colloidal solution.
- Aluminum Content: PAC has a high aluminum content, making it effective in binding suspended particles in water.
- Positive Charge: The positive charge on Poly Aluminum Chloride allows coagulation with negatively charged particles, such as sludge, colloids, and bacteria.
Advantages of Using PAC
Polyaluminum Chloride has several advantages that make it a top choice for water purification and wastewater treatment. Here are some of these advantages:
1. High Effectiveness
Poly Aluminum Chloride has excellent coagulation properties, meaning it efficiently collects small particles and dissolved substances in water. This allows for the formation of large, stable flocs, facilitating the settling and separation process.
2. Ease of Use
This coagulant is available in various forms, including powder and liquid, which facilitates application and dosage tailored to specific water or wastewater treatment needs. This convenience makes it easier to apply in industrial processes.
3. Cost-Effectiveness
While the initial cost of purchasing Poly Aluminum Chloride may vary, its use is often more economical in the long run compared to other alternatives.
This is due to its high coagulation efficiency, which can reduce overall water and wastewater treatment costs.
4. Stability
Poly Aluminum Chloride is relatively stable under various storage and use conditions, allowing for extended storage without compromising quality or effectiveness.
5. Adaptability to Various Conditions
Poly Aluminum Chloride has the ability to function in a variety of environmental conditions, including variations in water pH and temperature. This allows PAC to be used in a variety of applications without the need for complex adjustments.
6. High Purity and Quality
High-quality polyaluminum chloride generally has a high level of purity, which is crucial to prevent additional contamination of the water or wastewater being treated. Consistent quality also provides consistently high levels of desired results.
7. Regulatory Compliance
PAC generally meets stringent standards and regulations in the water and wastewater treatment industry. This includes drinking water quality requirements and environmental protection requirements related to wastewater discharge.
With these advantages, it’s no surprise that polyaluminum chloride remains a popular choice in water purification, wastewater treatment, and a variety of other industrial applications.
Uses of PAC in Various Industries
Here are some examples of the use of Poly Aluminum Chloride in various industries:
- Drinking water treatment: Used to remove turbidity, color, and other contaminants from raw water, making it safe for consumption.
- Wastewater treatment: Used to treat industrial and domestic wastewater before it is discharged into the environment. This helps remove contaminants and pollutants from wastewater, making it safer for the environment.
- Paper industry: Used in the paper industry to improve the quality of pulp and paper. It helps remove impurities and contaminants from the pulp, resulting in brighter and stronger paper.
Dosage and How to Use PAC
The dosage of Poly Aluminum Chloride used depends on several factors, such as raw water quality, type of water treatment, and desired output. A common method of using PAC is to dissolve it in water and then add it to the water to be treated.
However, you should consult with an expert first to determine the appropriate dosage of Poly Aluminum Chloride.
Lautan Air Indonesia offers PAC in powder and liquid form, with varying strengths. To find out which is right for you, consult us here.
