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    Home > SDS > Linear Alkyl Benzene Sulfonic Acid


    According to the UN GHS revision 8

    Version: 1.0

    Creation Date: July 15, 2019

    Revision Date: July 15, 2019

    1. Identification

    1.1 GHS Product identifier

    Product name

    Dodecylbenzenesulphonic acid

    1.2 Other means of identification

    Product number


    Other names

    DODECYL BENZENE SULFONIC ACID;2-Dodecylbenzenesulfonic acid;linear-Alkylbenzenesulfonic acid

    1.3 Recommended use of the chemical and restrictions on use

    Identified uses


    Uses advised against

    no data available

    1.4 Supplier's details





    1.5 Emergency phone number

    Emergency phone number

    Service hours

    Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

    2. Hazard identification

    2.1 Classification of the substance or mixture

    Acute toxicity - Oral, Category 4

    Acute toxicity - Dermal, Category 3

    Skin corrosion, Category 1C

    Serious eye damage, Category 1

    2.2 GHS label elements, including precautionary statements

    Signal word


    Hazard statement(s)

    H302 Harmful if swallowed

    H311 Toxic in contact with skin

    H314 Causes severe skin burns and eye damage

    H318 Causes serious eye damage

    Precautionary statement(s)

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

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

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


    P301+P312 IF SWALLOWED: Call a POISON CENTER/doctor/…if you feel unwell.

    P330 Rinse mouth.

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P312 Call a POISON CENTER/doctor/…if you feel unwell.

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

    P361+P364 Take off immediately all contaminated clothing and wash it before reuse.

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

    P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower].

    P363 Wash contaminated clothing before reuse.

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

    P310 Immediately call a POISON CENTER/doctor/…

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


    P405 Store locked up.


    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.

    2.3 Other hazards which do not result in classification

    no data available

    3. Composition/information on ingredients

    3.1 Substances

    Chemical name Common names and synonyms CAS number EC number Concentration
    Dodecylbenzenesulphonic acid Dodecylbenzenesulphonic acid 27176-87-0 248-289-4 100%

    4. First-aid measures

    4.1 Description of necessary first-aid measures

    General advice

    Medical attention is required. Consult a doctor. Show this safety data sheet (SDS) to the doctor in attendance.

    If inhaled

    Fresh air, rest. Refer for medical attention.

    Following skin contact

    Remove contaminated clothes. Rinse skin with plenty of water or shower. Refer for medical attention .

    Following eye contact

    First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

    Following ingestion

    Rinse mouth. Do NOT induce vomiting. Give one or two glasses of water to drink. Refer for medical attention .

    4.2 Most important symptoms/effects, acute and delayed

    EYES AND SKIN: A 0.5% to 1% concentration in water caused significant irritation. The technical grade is corrosive and may cause irreversible damage to eyes and skin. INGESTION: Irritation of the mouth, esophagus and stomach. Diarrhea, intestinal distention and occasional vomiting. (USCG, 1999)

    4.3 Indication of immediate medical attention and special treatment needed, if necessary

    Absorption, Distribution and Excretion

    Linear alkylbenzenesulfonic acid is absorbed through the gills and body surface of fish (carp), distributed via blood to the various tissues and organs, transported to the hepatopancreas (liver for goldfish and others), and subsequently, via bile, eliminated with the feces. Linear alkylbenzenesulfonic acid

    5. Fire-fighting measures

    5.1 Extinguishing media

    Suitable extinguishing media

    If material is on fire or involved in a fire: Use water in flooding quantities as fog. Solid streams of water may be ineffective. Cool all affected containers with flooding quantities of water. Apply water from as far a distance as possible. Use "alcohol" foam, carbon dioxide, or dry chemical. Use water spray to knock-down vapors.

    5.2 Specific hazards arising from the chemical

    Special Hazards of Combustion Products: May give off SO 3 , SO 2 and H 2 S (USCG, 1999)

    5.3 Special protective actions for fire-fighters

    In case of fire in the surroundings, use appropriate extinguishing media.

    6. Accidental release measures

    6.1 Personal precautions, protective equipment and emergency procedures

    Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in sealable non-metallic containers. Cautiously neutralize remainder with sodium bicarbonate.

    6.2 Environmental precautions

    Personal protection: chemical protection suit including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking liquid in sealable non-metallic containers. Cautiously neutralize remainder with sodium bicarbonate.

    6.3 Methods and materials for containment and cleaning up

    Water spill: Neutralize with agricultural lime (calcium oxide), crushed limestone (calcium carbonate), or sodium bicarbonate. If dissolved, apply activated carbon at ten times the spilled amount in region of 10 ppm or greater concn. Use mechanical dredges or lifts to remove immobilized masses of pollutants and precipitates.

    7. Handling and storage

    7.1 Precautions for safe handling

    NO open flames. 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.

    7.2 Conditions for safe storage, including any incompatibilities

    Separated from bases and oxidants.Do not store in carbon steel or aluminum. Storage temp: Ambient; Venting: Open.

    8. Exposure controls/personal protection

    8.1 Control parameters

    Occupational Exposure limit values

    no data available

    8.2 Appropriate engineering controls

    Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice. Set up emergency exits and the risk-elimination area.

    8.3 Individual protection measures, such as personal protective equipment (PPE)

    Eye/face protection

    Wear face shield or eye protection in combination with breathing protection.

    Skin protection

    Protective gloves. Protective clothing.

    Respiratory protection

    Use ventilation, local exhaust or breathing protection.

    Thermal hazards

    no data available

    9. Physical and chemical properties

    Physical state

    Dodecylbenzenesulfonic acid is a colorless liquid. It is soluble in water. It is corrosive to metals and tissue. It is used to make detergents.


    Light yellow to brown


    no data available

    Melting point/ freezing point


    Boiling point or initial boiling point and boiling range



    Combustible. Gives off irritating or toxic fumes (or gases) in a fire.

    Lower and upper explosion limit / flammability limit

    no data available

    Flash point

    85 °F

    Auto-ignition temperature

    no data available

    Decomposition temperature



    no data available

    Kinematic viscosity

    no data available


    in water: very good

    Partition coefficient n-octanol/water

    no data available

    Vapour pressure

    no data available

    Density and/or relative density


    Relative vapour density

    no data available

    Particle characteristics

    no data available

    10. Stability and reactivity

    10.1 Reactivity

    Decomposes above 205°C . This produces toxic fumes including sulfur oxides and hydrogen sulfide. Reacts with bases and oxidants. This produces sulfur oxides. This generates toxic hazard. Attacks metals.

    10.2 Chemical stability

    no data available

    10.3 Possibility of hazardous reactions

    DODECYLBENZENESULFONIC ACID is corrosive. When heated to decomposition or on contact with strong acids produces highly toxic fumes of oxides of sulfur. The toxicity and hazards of individual alkylbenzene sulfonic acids must be assessed individually [Kirk-Othmer, 3rd ed., Vol. 22, 1978, p. 45].

    10.4 Conditions to avoid

    no data available

    10.5 Incompatible materials

    On contact with acid or acid fumes, they emit highly toxic fumes of SO(x). Sulfonates

    10.6 Hazardous decomposition products

    Poisonous gases may be produced in fire. May give off SO3, SO2, and hydrogen sulfide.

    11. Toxicological information

    Acute toxicity

    • Oral: LD50 Rat oral: 890 mg/kg
    • Inhalation: no data available
    • Dermal: no data available

    Skin corrosion/irritation

    no data available

    Serious eye damage/irritation

    no data available

    Respiratory or skin sensitization

    no data available

    Germ cell mutagenicity

    no data available


    no data available

    Reproductive toxicity

    no data available

    STOT-single exposure

    The substance is corrosive to the eyes, skin and respiratory tract. Corrosive on ingestion.

    STOT-repeated exposure

    no data available

    Aspiration hazard

    No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C.

    12. Ecological information

    12.1 Toxicity

    • Toxicity to fish: no data available
    • Toxicity to daphnia and other aquatic invertebrates: no data available
    • Toxicity to algae: no data available
    • Toxicity to microorganisms: no data available

    12.2 Persistence and degradability

    The biodegradation of linear sodium alkylbenzenesulfonic acid ... by marine bacteria ... was degraded by some (unspecified) species of marine bacteria when it was present as a sole carbon source, but only when massive aeration was employed ... Linear sodium alkylbenzenesulfonic acid

    12.3 Bioaccumulative potential

    no data available

    12.4 Mobility in soil

    Sesquioxides such as ferric oxide, and aluminum oxide are important in the sorption of linear alkylbenzenesulfonic acid. Linear alkylbenzenesulfonic acid

    12.5 Other adverse effects

    no data available

    13. Disposal considerations

    13.1 Disposal methods


    The material can be disposed of by removal to a licensed chemical destruction plant or by controlled incineration with flue gas scrubbing. Do not contaminate water, foodstuffs, feed or seed by storage or disposal. Do not discharge to sewer systems.

    Contaminated packaging

    Containers can be triply rinsed (or equivalent) and offered for recycling or reconditioning. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill. Controlled incineration with flue gas scrubbing is possible for combustible packaging materials.

    14. Transport information

    14.1 UN Number

    ADR/RID: UN2584 (For reference only, please check.) IMDG: UN2584 (For reference only, please check.) IATA: UN2584 (For reference only, please check.)

    14.2 UN Proper Shipping Name

    ADR/RID: ALKYSULPHONIC ACIDS, LIQUID or ARYLSULPHONIC ACIDS, LIQUID with more than 5% free sulphuric acid (For reference only, please check.) IMDG: ALKYSULPHONIC ACIDS, LIQUID or ARYLSULPHONIC ACIDS, LIQUID with more than 5% free sulphuric acid (For reference only, please check.) IATA: ALKYSULPHONIC ACIDS, LIQUID or ARYLSULPHONIC ACIDS, LIQUID with more than 5% free sulphuric acid (For reference only, please check.)

    14.3 Transport hazard class(es)

    ADR/RID: 8 (For reference only, please check.) IMDG: 8 (For reference only, please check.) IATA: 8 (For reference only, please check.)

    14.4 Packing group, if applicable

    ADR/RID: II (For reference only, please check.) IMDG: II (For reference only, please check.) IATA: II (For reference only, please check.)

    14.5 Environmental hazards


    14.6 Special precautions for user

    no data available

    14.7 Transport in bulk according to Annex II of MARPOL 73/78 and the IBC Code

    no data available

    15. Regulatory information

    15.1 Safety, health and environmental regulations specific for the product in question

    Chemical name Common names and synonyms CAS number EC number
    Dodecylbenzenesulphonic acid Dodecylbenzenesulphonic acid 27176-87-0 248-289-4
    European Inventory of Existing Commercial Chemical Substances (EINECS) Listed.
    EC Inventory Listed.
    United States Toxic Substances Control Act (TSCA) Inventory Listed.
    China Catalog of Hazardous chemicals 2015 Not Listed.
    New Zealand Inventory of Chemicals (NZIoC) Listed.
    Philippines Inventory of Chemicals and Chemical Substances (PICCS) Listed.
    Vietnam National Chemical Inventory Listed.
    Chinese Chemical Inventory of Existing Chemical Substances (China IECSC) Listed.
    Korea Existing Chemicals List (KECL) Listed.

    16. Other information

    Information on revision

    Creation Date July 15, 2019
    Revision Date July 15, 2019

    Abbreviations and acronyms

    • CAS: Chemical Abstracts Service
    • ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
    • RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
    • IMDG: International Maritime Dangerous Goods
    • IATA: International Air Transportation Association
    • TWA: Time Weighted Average
    • STEL: Short term exposure limit
    • LC50: Lethal Concentration 50%
    • LD50: Lethal Dose 50%
    • EC50: Effective Concentration 50%


    • IPCS - The International Chemical Safety Cards (ICSC), website:
    • HSDB - Hazardous Substances Data Bank, website:
    • IARC - International Agency for Research on Cancer, website:
    • eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website:
    • CAMEO Chemicals, website:
    • ChemIDplus, website:
    • ERG - Emergency Response Guidebook by U.S. Department of Transportation, website:
    • Germany GESTIS-database on hazard substance, website:
    • ECHA - European Chemicals Agency, website:
    Any questions regarding this SDS, Please send your inquiry to

    Disclaimer: The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. We as supplier shall not be held liable for any damage resulting from handling or from contact with the above product.

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