What is Polyaluminium Chloride used for?
What is Polyaluminium Chloride used for?
The main use of Polyaluminium Chloride is in water treatment: Drinking water treatment – coagulant. Waste water treatment – coagulant and precipitant. Process water treatment – coagulant.
Why PAC is used in water treatment?
Polyaluminum Chloride (PAC) is one of the most efficient water treatment chemicals utilized today. It is widely used in both potable water and wastewater treatment because it provides high coagulation efficiency and it has the widest pH and temperature application ranges compared to other water treatment chemicals.
Why PAC is used in ETP?
Accepta PAC is used for several applications including the treatment of drinking water, swimming pool water, wastewater treatment, the treatment of sewage and industrial effluents. It is also used extensively in the pulp and paper processing industry….Product Properties.
| Appearance: | Yellow/brown liquid |
|---|---|
| Basicity: | 42 ± 3 % |
Is polyaluminum chloride hazardous?
Prolonged and/or repeated contact may cause skin irritation. May cause irritation of the mouth, throat and stomach. Ingestion may cause gastrointestinal irritation, nausea, vomiting and diarrhea. Inhalation of mist or vapor may cause respiratory tract irritation.
How do you make Polyaluminium Chloride?
The polyaluminium chloride preparation method comprises the following steps: firing bauxite for 0.5-2 hours under the temperature of 1200-1500 DEG C, and crushing; 2)adding bauxite powder and calcium aluminate powder in a reaction kettle, adding 25-30% of hydrochloric acid solution in the reaction kettle, heating to …
What two chemicals are commonly used as water coagulants?
Aluminum sulfate (alum) is the most common coagulant used for water purification. Other chemicals, such as ferric sulfate or sodium aluminate, may also be used.
What is the pH of PAC?
Typical final product quality:
| Specifications | PAC 18% | |
|---|---|---|
| Density at 20°C | kg/dm3 | 1.35 |
| Viscosity at 20°C | Cst | 21.6 |
| Freezing point | °C | -20 |
| pH at 20°C | N. | 0.8 – 0.12 |
How does PAC remove contaminants from water?
PAC products are the most widely accepted control technology in the potable water industry. They use activated carbon technology and have a small particle size, allowing them to be dosed at the head of the treatment plant and added directly to the water for contaminate removal.
What is the pH of Polyaluminium Chloride?
3.5-5.0
PAC for Drinking Water – Grade II
| Properties | Guarantee Value | Typical Value |
|---|---|---|
| Alumina (Al2O3) Content % | ≥29 | 30.15 |
| Basicity % | 40-90 | 81.9 |
| Water Insoluble % | ≤1.5 | 0.2 |
| PH Value (1% Solution) | 3.5-5.0 | 4.0 |
What is PAC chemical?
Poly Aluminum Chloride (PAC)
Is Pac flammable?
Suitable extinguishing media The product is not flammable. Extinguish with alcohol-resistant foam, carbon dioxide, dry powder or water fog.
Is Lime a hazardous material?
Calcium Oxide (lime) is a white-to-gray, odorless solid. It is used in building materials, metal processing, agriculture and sewage treatment. * Calcium Oxide is on the Hazardous Substance List because it is regulated by OSHA and cited by ACGIH, DOT, NIOSH and NFPA.
