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High-Quality Phosphoric Acid for Etching Si3N4 Layers - Trusted China Suppliers & Factory

This product is essential for etching Si3N4 layers, making it a crucial tool in semiconductor manufacturing. Our factory in China specializes in high-quality etching solutions, and we take pride in being a leading supplier in the industry. Choose us for reliable and efficient etching processes that meet your technical needs.

    Parameter Table

    Application Area Product Name Another Name Product Quality Package
    Industry Phosphoric Acid H3PO4 85%, 75% IBC Drum TANK
    Formed Foil
    Pet Food
    Food Additives
    New Energy Battery

    Product Description

    Phosphoric Acid has a variety of applications in industry and daily life, including:

    Food and beverage industry

    Phosphoric acid is used as a food acidity regulator to adjust the acidity and taste of beverages, and can also be used to make certain food processing products.

    Fertilizer production

    Phosphoric acid is an important fertilizer raw material used in agriculture to promote crop growth and increase yields.

    Metal surface treatment

    Phosphoric acid can be used as a metal surface treatment agent to remove rust or reduce corrosion on metal surfaces.

    Cleaners and Etches

    Phosphoric acid can be used to clean and etch surfaces such as metal, ceramics and glass. It is often used to clean metal surfaces to facilitate painting.

    Water treatment agent

    Phosphoric acid can be used as a water treatment agent to control the acidity of water and prevent corrosion of pipes and equipment.

    Pharmaceutical & Cosmetic

    Phosphoric acid is also used in the production of certain pharmaceuticals and cosmetics. Specific applications require detailed consideration based on concentration and purity.

    Electronic Component Manufacturing

    In the manufacturing of electronic components, phosphoric acid may be used in some of the following ways:

    Metal surface treatment

    Phosphoric acid can be used as a metal surface treatment agent to remove oxides, grease and other impurities from the metal surface to prepare the metal surface for subsequent coating or welding processes.

    Etchants

    In printed circuit board (PCB) manufacturing, phosphoric acid is used as an etchant to remove the material covering the copper foil that forms the conductors and components on the PCB.

    Cleaning agents

    Phosphoric acid may also be used to clean the surfaces of electronic components to remove oxides, grease, and other dirt in preparation for subsequent process steps.

    Safety & Compliance Notice: In any case, the use of phosphoric acid requires strict compliance with safe operating procedures to ensure that the treatment process complies with environmental regulations and safety standards. In addition, liquid waste disposal and waste disposal issues should be considered. It is best to carry out relevant processing under the guidance of professionals.

    Frequently Asked Questions (FAQ)

    Q1: What are the primary specifications and packaging options for Phosphoric Acid?

    Phosphoric Acid (H3PO4) is commonly available in concentrations of 85% and 75%. It is standardly packaged in IBC Drums or Tanks for industrial supply.

    Q2: How is Phosphoric Acid utilized in the food and beverage industry?

    In the food industry, it serves as a food acidity regulator. It is used to adjust the acidity and flavor profile of beverages and is also incorporated into various other food processing applications.

    Q3: What role does Phosphoric Acid play in electronic component manufacturing?

    It is mainly used for metal surface treatment to remove oxides and grease, as an etchant in printed circuit board (PCB) fabrication to define conductor paths, and as a cleaning agent to prepare components for subsequent processing.

    Q4: Can Phosphoric Acid be used for rust removal and metal treatment?

    Yes, Phosphoric Acid is highly effective as a metal surface treatment agent. It removes rust, cleans impurities, and helps reduce future corrosion, preparing the metal surface for painting or welding.

    Q5: What safety precautions are necessary when handling Phosphoric Acid?

    Using Phosphoric Acid requires strict compliance with safe operating procedures and environmental regulations. Proper liquid waste disposal must be managed, and all operations should ideally be carried out under professional guidance.