MATERIAL SAFETY DATA SHEET

 

Wausau Chemical Corporation, 2001 N. River Drive, Wausau, WI 54403

                                                                             Last Revision:               January 28, 2004

HMIS Hazard 4 – Extreme                  Health              2 3 – High                       Fire                  1 2 – Moderate               Reactivity         0 1 – Slight                      Other 0 - Least

Emergency       CHEMTREC               800-424-9300

Phones:            Wausau Chemical         715-842-2285

SECTION 1 - MATERIAL IDENTIFICATION

 

 

 

NAME:            N-METHYL PYRROLIDONE

FORMULA:    Cyclic Amide C₅H₉NO  M.W. = 99.13

SYNONYMS:             NMP; 1-Methyl 2-Pyrrolidinone; N-Methyl-2-Pyrrolidinone

MANUFACTURER:   Arco Chemical Company; Lyondell Chemical Worldwide Inc

SECTION 2  - HAZARDOUS INGREDIENTS

 

 

 

HAZARDOUS CHEMICAL               CAS #             PERCENT       PEL/TWA        SARA III, SEC 313    

N-Methyl-2-Pyrrolidinone                    872-50-4         >99%               NE                               NO

 

 

SECTION 3 – CHEMICAL AND PHYSICAL PROPERTIES

 

 

 

Appearance:           Clear liquid                         Boiling Point (^oF):                                 398 ^oF

Odor:                     Amine odor                                    Freezing Point (^oF):                               -11 ^oF

pH:                         7.7 to 8.0                                       Specific Gravity (H₂O=1 @ 70^oF):       1.026

Water solubility:            Complete                                 Vapor Pressure, mm Hg, 20^oC: 0.30

Vapor Density (air=1):  3.4                               Volatile Organic (VOC) content:           100%

Evaporation Rate (Butyl Acetate = 1)                0.03

 

SECTION 4 – FIRE AND EXPLOSION HAZARDS

 

 

Flash Point (Method):               199 F (CC)      Flammable Limits:  Lower:        1.3%    Upper:  9.5%

Auto Ignition Temperature:        518 F

Extinguishing Media:                 Water spray, dry chemical, carbon dioxide or alcohol resistant foam.

 

Special Fire Fighting Procedures and Hazards:  Wear chemical protective clothing and positive pressure self-contained breathing apparatus. Approach upwind to avoid toxic vapors.

 

Unusual Fire & Explosion Hazards:                   None known.

 

SECTION 5 – REACTIVITY INFORMATION

 

 

Stable:    X  Unstable:               Hazardous Polymerization:   Occurs:                 Does not Occur:           X

 

Conditions to Avoid:                 Heat, sparks, open flame, and other ignition sources.

 

Materials to Avoid:                   Strong oxidizing agents; reducing agents

 

Decomposition Products:          Incomplete combustion can produce carbon monoxide and other toxic gases

 

N-Methyl Pyrrolidone                                                                                                                       Page 2

SECTION 6 – HEALTH HAZARDS – PROTECTIVE MEASURES  – FIRST AID

 

 

Carcinogen:      No

EYES:              Mild eye irritant which can cause irritation, including burning sensation, tearing, redness or swelling. Use chemical goggles when handling this product. In the event of contact flush with water for 15 minutes. Get medical attention if symptoms develop.

 

SKIN:              Can cause mild skin irritation. Repeated or prolonged contact may defat skin, cause contact dermatitis and aggravate existing skin problems. Use neoprene or rubber gloves and apron when handling this product. In the event of contact flush with water for 15 minutes. Get medical attention if symptoms develop.

 

INHALATION:           No significant signs or symptoms are expected. No health hazards are expected with normal use.

 

INGESTION:              Health hazards are not expected with small quantity ingestion. Drink a pint of warm water. Do Not induce vomiting. Get immediate medical attention.

 

IN ALL CASES:          GET PROMPT MEDICAL ATTENTION IF ADVERSE EFFECTS PERSIST

 

PRIMARY ROUTES OF ENTRY:      Skin, eyes, inhalation, ingestion.

 

HYGIENE:      Wash hands and face before eating or drinking. Wash soiled clothing before wearing again if contact occurs.

SECTION 7 – PRECAUTIONS FOR SAFE HANDLING, STORAGE AND USE

 

 

 

SPILLS AND LEAKS:            Combustible. Liquid or vapor can ignite. Eliminate ignition sources. Contain to prevent loss to the environment. Collect excess material with inert absorbent.

 

STORAGE AND HANDLING:           Keep containers tightly closed. Store at ambient temperatures.

 

WASTE DISPOSAL:              Follow recommendations of local, state and federal regulations.

 

EMPTY CONTAINERS:        Replace and firmly tighten closures. Store away from ignition sources.  Send to a recycling center or return to Wausau Chemical Corporation.

SECTION 8 – REGULATORY INFORMATION

 

 

 

DOT SHIPPING DESCRIPTION:      Combustible Liquid, N.O.S., (N-Methyl Pyrrolidone),                                                                          Combustible Liquid, UN1993, PG III

 

LABEL REQUIRED                            None   

 

The information contained herein is given in good faith, but no warranty, representation, inducement or license of any kind is made, except that the information is accurate to the best of Wausau Chemical Corporation’s knowledge, or is obtained from sources believed by Wausau Chemical Corporation to be reliable and accurate. Wausau Chemical Corporation does not assume any legal responsibility for use or reliance upon the information being furnished. Customers are encouraged to conduct their own tests. Before using any product, read the container label directions as well as the Material Safety Data Sheet.

 

 

 

 

 

 

ND – Not Determined              NA – Not Applicable               NE – Not Established