Polyaluminium Chloride PAC Powder, Al2O3 28% or 30%, for Municipal Water-Treatment Grade Evaluation
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ColorYellowPhysical formPowder
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CAS No.1327-41-9Purity28%-30%
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pH Value3.5-5.0Adsorbent VarietyOther
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EINECS No.215-477-2Molecular Formula[Al2(OH)nCl6-n]m
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StatePowderWater Treatment ScenarioWastewater Treatment
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Product TypeFlocculant / CoagulantDosage5-30 mg/L
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Effective Concentration (%)28%-30%Ionic TypeCATIONIC
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Product NamePolyaluminium Chloride (PAC)TypeWater Treatment Chemical
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AppearanceYellow Powder, Light Yellow PowderActive Ingredient ContentAl2O3 28% / 30%
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Grade StandardIndustrial Grade Drinking Water GradeBasicityAl2O3 ≥28% / ≥30%
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ApplicationWater Treatment,Wastewater Treatment,Drinking Water PurificationPacking25kg Bag / 1000kg Jumbo Bag
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SampleAvailableStorageStore in Cool, Dry and Well-Ventilated Place
Municipal-water grade selection needs both chemical evidence and approval documents for the actual intended use. This polyaluminium chloride, or PAC, is a yellow or light-yellow cationic coagulant powder with stated Al2O3 content of 28% or 30% for material assessment.
Identify the offered PAC composition
Confirm the actual alumina grade and request measured basicity and impurity results for that powder. The Al2O3 content describes composition; it does not supply the separate basicity measurement or establish that both content descriptions are selectable product variants.
Review the municipal-water approval scope
Request the applicable grade approvals and current compliance evidence when the enquiry concerns potable water. Any ISO requirement also needs scoped documents, because general certification wording does not establish drinking-water suitability or a treatment-performance result.
- Composition evidence
- Actual Al2O3 grade, basicity and relevant impurity limits.
- Application evidence
- Applicable approvals and tests for the intended water stream.
Plan a trial using the actual influent
The stated product pH is 3.5–5.0, with its test concentration and method to be confirmed. It is not an influent operating window, and a treatment dose should be selected through a plant-specific evaluation against defined acceptance targets.
Samples are available for an enquiry, with technical reports, terms and current storage conditions to be confirmed. Describe the incoming water and required treatment result so the comparison addresses the actual plant rather than assuming universal dosing, approved potable use or a guaranteed removal outcome.




