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Home > Organic Chemistry > Organic Fluorine Compound > Tetrafluoroboric acid for Sale > Tetrafluoroboric Acid 40% Solution Hbf4 CAS 16872-11-0 Industrial Grade Borofluorid
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Tetrafluoroboric Acid 40% Solution Hbf4 CAS 16872-11-0 Industrial Grade Borofluorid

2 Inquiries

Unit Price:

$20-26/KG FOB

Get Latest Price
CAS No.:

16872-11-0

Grade:

Industrial Grade

Content:

40%

Port:

Tianjin

Brand:

GreatAp

Packaging:

25kg/drum

Price valid (until):

2026-09-10

Company Type:
Trader
Location:
China
Qualification:
Main Products:

water treatment chemicals,Chemical auxiliaries and intermediates

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


    Tetrafluoroboric Acid 40% Solution Hbf4 CAS 16872-11-0 Industrial Grade Borofluorid


    Chemical Name Tetrafluoroboric Acid (Fluoroboric Acid, HBF4)
    CAS Number 16872-11-0
    Molecular Formula HBF4
    Molecular Weight 87.81 g/mol
    Purity ≥99% (40%/50%/54% aqueous solutions are common grades)
    Appearance Colorless transparent liquid, corrosive
    Density 1.37–1.40 g/cm³ (20℃, 50% solution)
    Melting Point -87 ℃ (anhydrous); aqueous solution freezes at lower temperatures
    Solubility Miscible with water and ethanol; decomposes in strong bases
    Packaging 25kg / 30kg corrosion-resistant plastic drum
    UN Number UN 1775, Class 8 Corrosive Substance, Packing Group Ⅱ
    HS Code 28261990

    Our Fluoroboric Acid (HBF4) is a premium-quality colorless clear liquid designed for diverse industrial and surface treatment applications. This high-purity fluoroboric acid features exceptional stability, consistent composition, and excellent water solubility, making it an ideal choice for electroplating, metal processing, and inorganic chemical synthesis.

    Application Areas
    As an inorganic acid of fluoroborate, it is widely used in electronics, electroplating, metallurgy, organic synthesis and fine chemical industries. The electronic field is the core application scenario. It serves as an etchant and cleaning agent for semiconductors and integrated circuits, precisely etching metal aluminum and copper layers, adapting to high-precision requirements in chip manufacturing and PCB processing. In electroplating, it acts as a main salt and additive for electroplating solutions, improving gloss, hardness and adhesion of plating layers, widely used in electroplating of hardware, automotive and electronic components. In metallurgy, it serves as a refining agent and flux for non-ferrous metals such as aluminum and magnesium, removing impurities and improving metal purity and processing performance. In organic synthesis, it acts as a fluorination catalyst and Lewis acid catalyst, catalyzing various organic reactions such as esterification, condensation and addition, improving reaction efficiency and selectivity. Additionally, it can be used in metal surface treatment and battery electrolyte preparation, possessing important application value in electronics, electroplating and organic synthesis.
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    ECHEMI Editorial Reference
    Liquid
    Fluoroboric acid appears as a colorless odorless poisonous liquid. Corrosive to metals and tissue. It is used in electroplating, metal cleaning and making diazo salts.|DryPowder; Liquid|COLOURLESS LIQUID.
    Fluoroboric acid appears as a colorless odorless poisonous liquid. Corrosive to metals and tissue. It is used in electroplating, metal cleaning and making diazo salts.|Tetrafluoroboric acid is a boron fluoride. It is a conjugate acid of a tetrafluoroborate(1-).

    Basic Info
    Product Name:

    Tetrafluoroboric acid

    Other Name:

    Borate(1-),tetrafluoro-,hydrogen (1:1);Borate(1-),tetrafluoro-,hydrogen;Fluoboric acid (HBF4);Fluoroboric acid;Hydrogen tetrafluoroborate;HBF4;Tetrafluoroboric acid;Hydrogen tetrafluoroborate(1-);Borofluoric acid;1303-67-9;13767-36-7;36835-64-0;65814-43-9;67116-13-6;72802-72-3;74618-51-2;81586-24-5;96958-96-2;102931-96-4;122141-73-5;127408-00-8;133097-00-4;133951-38-9;140148-87-4;172515-29-6;172908-18-8;183135-74-2;191665-41-5;350009-05-1;496925-14-5;547767-06-6;845825-70-9;900178-90-7;1056477-09-8;1178564-64-1;1262801-47-7;1414852-51-9;1631149-30-8

    CAS No.:

    16872-11-0

    UN No.:

    1775

    Molecular Formula:

    BF4.H

    InChIKeys:

    InChIKey=ODGCEQLVLXJUCC-UHFFFAOYSA-O

    Molecular Weight:

    87.81260

    Exact Mass:

    88.01070

    EC Number:

    240-898-3

    UNII:

    H429WZ9FBQ

    ICSC Number:

    1040

    UN Number:

    1775

    DSSTox ID:

    DTXSID8029739

    Color/Form:

    Colorless liquid

    HScode:

    2811199090

    Characteristics
    PSA:

    0

    XLogP3:

    1.41250

    Appearance:

    Fluoroboric acid appears as a colorless odorless poisonous liquid. Corrosive to metals and tissue. It is used in electroplating, metal cleaning and making diazo salts.

    Density:

    1.84 g/cm3 (approx)

    Melting Point:

    -90ºC

    Boiling Point:

    130ºC (dec.)

    Flash Point:

    -40 °F

    Refractive Index:

    Refractive index of a 20% aqueous solution: 1.3284 at 20 °C/D

    Water Solubility:

    Very soluble in water, ethanol

    Storage Conditions:

    Pure HBF4 (fluoroboric acid) may be stored in glass vessels at room temperature.

    Vapor Pressure:

    39100mmHg at 25°C

    Dissociation Constants:

    pKa: -4.9

    Experimental Properties:

    Heat of formation: 388.5 kcal; undergoes limited hydrolysis in water to form hydroxyfluoborate ions; major product is BF3OH- ion; forms crystalline salts with metals|Heat of formation (aqueous, 1 molal at 25 °C): -1527 kJ/mol; specific gravity (48% solution): 1.37; specific gravity (42% solution): 1.32; specific gravity (30% solution): 1.20; surface tension (48% solution at 25 °C): 65.3 mN/m|Fluoroboric acid does not exist as a free, pure substance; the acid is only stable as the solvated ion pair, such as H3O+BF4-

    Air and Water Reactions:

    Soluble in water with release of heat.

    Reactive Group:

    Acids, Strong Non-oxidizing

    Reactivity Alerts:

    Known Catalytic Activity

    Reactivity Profile:

    FLUOROBORIC ACID is a strong acid. Reacts exothermically with chemical bases (examples: amines, amides, and inorganic hydroxides). These reactions can generate dangerously large amounts of heat in small spaces. Dissolution in water or the dilution of a concentrated aqueous solution may generate significant heat. Reacts with active metals, including such structural metals as aluminum and iron, to release hydrogen, a flammable gas. Can initiate the polymerization of certain alkenes. Reacts with cyanide compounds to release gaseous hydrogen cyanide. Generates flammable and/or toxic gases in contact with dithiocarbamates, isocyanates, mercaptans, nitrides, nitriles, sulfides, and strong reducing agents. Additional gas-generating reactions occur with sulfites, nitrites, thiosulfates (to give H2S and SO3), dithionites (SO2), and carbonates. May catalyze (increase the rate of) chemical reactions. Attempted drying of the acid with acetic anhydride caused an explosion at 0°C [J. Organomet. Chem., 1975, 94, 319].

    Hazard Identification

    Classification of the substance or mixture

    Skin corrosion, Sub-category 1B

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H314 Causes severe skin burns and eye damage

    Precautionary statement(s)
    Prevention

    P260 Do not breathe dust/fume/gas/mist/vapours/spray.

    P264 Wash ... thoroughly after handling.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    Response

    P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

    P363 Wash contaminated clothing before reuse.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P316 Get emergency medical help immediately.

    P321 Specific treatment (see ... on this label).

    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    Storage

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Separated from strong bases, metals and food and feedstuffs. Well closed. Ventilation along the floor. Store only in original container. Do NOT store or transport in containers made from metal or glass. Store in an area without drain or sewer access.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    water treatment chemicals,Chemical auxiliaries and intermediates

    Location:

    Room 2205, No.11, Lane 777 East Gaoke Road, Pudong New Area, Shanghai, China

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    11-50

    Year of Establishment:

    2018

  • Inquiry History
    2 Inquiries
    Country Product Purchase Quantity Date Posted
    Philippines

    Fluoroboric acid 99% liquid 16872-11-0 Dideu

    25 KG Nov 5, 2024
    France

    Fluoroboric acid 99% liquid 16872-11-0

    1 MT Sep 14, 2023
    Post an enquiry for this product
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