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    HomeProductsSpecialty ChemicalsWater Treatment ChemicalsAluminum Chlorohydrate (ACH) (CAS 12042-91-0)
    • Aluminum Chlorohydrate (ACH) (CAS 12042-91-0)
    • Aluminum Chlorohydrate (ACH) (CAS 12042-91-0)
    • Aluminum Chlorohydrate (ACH) (CAS 12042-91-0)

    Aluminum Chlorohydrate (ACH) (CAS 12042-91-0)

    Aluminum Chlorohydrate (ACH) (CAS 12042-91-0) is supplied as a high-basicity inorganic coagulant for water treatment applications. It is commonly used in drinking water, process water, and municipal or industrial clarification systems where effective coagulation and sludge reduction are required. COA, TDS, and SDS may be provided according to the supplied grade.

    • CAS: 12042-91-0
    • Synonyms: Aluminum chlorohydrate, ACH, Basic aluminum chloride, Polymeric aluminum chloride hydroxide
    • Einecs: 234-933-1
    • Molecular Formula: Al₂(OH)₅Cl·2H₂O
    • Grade: 99%，Cosmetic grade
    • Package: 25kg/bag, or as required
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    Product Description

    1 Product Overview
    2 Product Information / Specifications
    3 Physical & Chemical Properties
    4 Applications
    5 Packaging
    6 Storage Conditions
    7 Safety Precautions
    8 FAQ

    Product Overview

    Aluminum Chlorohydrate (ACH) is supplied as a high-basicity inorganic coagulant for water clarification and particle removal systems. It is commonly applied in drinking water, process water, and municipal or industrial treatment operations where stable coagulation performance and efficient solids separation are required.

    This material is suitable for treatment programs that require a polymeric aluminum-based coagulant for turbidity reduction, suspended solids control, and improved clarification efficiency in aqueous systems.

    Product Information / Specifications

    Product Name Aluminum Chlorohydrate (ACH)
    CAS Number 12042-91-0
    Product Identity Inorganic water treatment coagulant
    Chemical Type High-basicity aluminum hydroxychloride
    Synonyms ACH, Aluminum chlorohydrate, Basic aluminum chloride
    Molecular Formula Al₂(OH)₅Cl·2H₂O
    Supply Form Typically supplied as liquid or powder, depending on supplied grade
    Grade Availability Available according to treatment requirement and supplied specification
    Technical Documents COA, TDS, and SDS may be provided according to the supplied grade

    Physical & Chemical Properties

    Appearance Typically supplied as white to slightly yellow powder, or as a clear to yellowish liquid depending on supply form
    Solubility Readily soluble in water
    Functional Character Polymeric aluminum coagulant with high basicity
    Handling Characteristics Aqueous solutions may show corrosive behavior and should be handled with compatible equipment
    Typical Specification Key parameters such as alumina content, basicity, and density may vary by grade and supply form

    Applications

    • Drinking water treatment for coagulation, clarification, and suspended solids reduction.
    • Municipal water treatment systems requiring stable floc formation and efficient solids separation.
    • Industrial process water treatment where turbidity control and clarification performance are required.
    • Pure water and domestic water supply treatment in systems using aluminum-based coagulants.
    • General water clarification programs where a high-basicity coagulant is selected for treatment optimization.

    Packaging

    Packaging may vary by supplied grade and form. ACH is commonly packed in sealed bags, drums, or other suitable containers selected for powder or liquid handling requirements.

    Storage Conditions

    Store in a cool, dry, and well-ventilated place in tightly closed containers. Avoid prolonged exposure to direct sunlight, excessive heat, and moisture.

    Storage conditions and container selection should match the supplied form. For liquid products, corrosion-resistant storage tanks and transfer systems are generally used.

    Safety Precautions

    • Avoid contact with skin, eyes, and clothing during handling.
    • Use suitable protective gloves, goggles, and work clothing.
    • Provide appropriate ventilation and avoid unnecessary exposure to dust or mist.
    • Use compatible corrosion-resistant equipment for storage and transfer where required.
    • Handle and store in accordance with the applicable SDS and site safety procedures.

    FAQ

    What is the main use of Aluminum Chlorohydrate (ACH)?

    It is mainly supplied as an inorganic coagulant for water treatment systems, including drinking water, municipal water, and industrial clarification processes.

    Is ACH used as a coagulant in water treatment?

    Yes. ACH is commonly used in coagulation and clarification systems where charge neutralization and particle aggregation are required.

    What does CAS 12042-91-0 identify?

    CAS 12042-91-0 identifies Aluminum Chlorohydrate, also referred to as ACH or basic aluminum chloride in industrial chemical use.

    Is ACH available in different supply forms?

    Yes. It may be supplied as liquid or powder depending on the grade, treatment requirement, and specification used for the application.

    What technical documents may be available?

    COA, TDS, and SDS may be provided according to the supplied grade and documentation standard.

    What storage approach is generally used for this product?

    ACH should generally be stored in tightly sealed containers under cool, dry, and well-ventilated conditions, using compatible equipment suitable for the supplied form.

    FAQ - Technical & Supply Chain

    Documents

    Documents and Product Support

    For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.

    • COA for batch-based quality reference
    • TDS for key physical and chemical information
    • SDS / MSDS for handling, storage, and safety reference
    • Packing information for sample, trial, and bulk orders
    • Technical communication based on application and specification requirements
    Quotation

    Information to Confirm Before Quotation

    Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.

    • Product name and CAS number
    • Application or intended end use
    • Required purity, grade, or specification
    • Sample quantity, trial order, or bulk demand
    • Preferred packing form or net weight
    • Destination country or port
    • Required documents or compliance expectations
    Storage & Handling

    Packaging, Storage, and Handling Notes

    Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.

    Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.

    Supply Support

    Sample, Bulk Order and Repeat Supply Support

    Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.

    For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.

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