Product Identification

Product Name

Bis(2-ethylhexyl) sulfosuccinate sodium salt

Synonyms

1,4-bis(2-Ethylhexyl) sodium sulfosuccinate
bis(2-Ethylhexyl) s sodium sulfosuccinate
bis(2-Ethylhexyl) sulfosuccinate sodium salt
Butanedioic acid, sulfo-1,4-bis(2-ethylhexyl) ester, sodium salt
Sobital
Sodium bis(2-ethylhexyl) sulfosuccinate

CAS

577-11-7

Formula

C20H37NaO7S

Molecular Weight

444.55

EINECS

209-406-4

RTECS

WN0525000

RTECS Class

Reproductive Effector; Primary Irritant

Merck

12,3460

Beilstein/Gmelin

4117588

Beilstein Reference

3-04-00-00071

Physical and Chemical Properties

Appearance

Odorless colorless to white waxy solid.

Solubility in water

15 g/L (30 C)

Density

1.1 g/cm3

Usage

Wetting agent in industrial, pharmaceutical, cosmetic & food applications, dispersing and solubilizing agent in foods, adjuvant in tablet formation.

Vapor Density

>1

Odor threshold

Odorless

First Aid Measures

Ingestion

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.

Inhalation

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.

Eyes

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.

Handling and Storage

Storage

Store in a tightly closed container. Keep from contact with oxidizing materials. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from acids. Keep away from strong bases.

Handling

Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.

Hazards Identification

Ingestion

Ingestion of large amounts may cause gastrointestinal irritation.

Inhalation

Causes respiratory tract irritation.

Skin

Exposure may cause irritation and possible burns.

Eyes

Contact with eyes may cause severe irritation, and possible eye burns.

Hazards

Vapors are heavier than air and may travel along the ground or be moved by ventilation and ignited by heat, pilot lights, other flames and ignition sources at locations distant from material handling point. Never use welding or cutting torch on or near drum (even empty) because product (even just residue) can ignite explosively.

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear chemical goggles and a face shield. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.

Respirators

A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use. A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.

Poison Class

4

Fire Fighting Measures

Fire Fighting

Extinguish fire using regular foam, carbon dioxide, dry chemical. Wear a self-contained breathing apparatus with a full facepiece operated in the positive pressure demand mode with appropriate turn-out gear and chemical resistant personal protective equipment. Refer to the personal protective equipment section of this MSDS.

Upper exp. limit

12

Lower exp. limit

2

Accidental Release Measures

Small spills/leaks

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.

Stability and Reactivity

Stability

Stable under normal shipping and handling conditions.

Incompatibilities

Strong acid, strong bases and strong oxidizers.

Decomposition

Carbon monoxide, oxides of sulfur, carbon dioxide.