Product ID:NADIC METHYL ANHYDRIDE;NMA
MSDS Date:03/01/1993
FSC:6810
NIIN:00-127-5875
MSDS Number: BVGGV

Emergency Phone: 504-734-1971,800-424-9300(CHEMTREC)

Info Phone: 504-734-1971

Preparer: NONE

Cage: 1V771

Telephone: 504-734-1971

Cage: 1V771

NADIC METHYL ANHYDRIDE

CAS: 25134-21-8

RTECS: RB9100000

Fraction By Weight: 99%

FREE ACID

Fraction By Weight: 1.0%

LD50 LC50 Mixture:ORAL LD50 (RAT) IS 958 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: EYES: IRRITATION, BURNS,
CONJUNCTIVITIS, CHEMOSIS, CORNEAL OPACITY. SKIN: ERYTHEMA, ITCHING,
DERMATITIS, EDEMA. INHALATION: RESPIRATORY TRACT IRRITATION,
DIFFICULTY IN BREATHING, ASTHMATOLD REA CTION, COLLAPSE. INGESTION:
UNKNOWN. PROBABLY PAIN, NAUSEA, VOMITING. CHRONIC: ALLERGIC
SENSITIZATION.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:EYES: IRRITATION, CONJUNCTIVITIS, CHEMOSIS,
CORNEAL OPACITY, DISCHARGES, BLURRED VISION. SKIN: ERYTHEMA,
ITCHING, DERMATITIS, EDEMA. INHALATION: RESPIRATORY TRACT
IRRITATION, DISCHARGE, COUGHING, DIFF ICULTY BREATHING, CHEST
PAINS, COLLAPSE.INGESTION: UNKNOWN, PROBABLY PAIN, NAUSEA,
VOMITING.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING ASTHMA
AND CHRONIC PULMONARY CONDITIONS MAY BE AT INCREASED RISK FROM
EXPOSURE TO THIS PRODUCT.

First Aid:EYES: FLUSH WITH LARGE AMOUNTS OF WATER. IF IRRITATION
PERSISTS, GET MEDICAL ATTENTION. SKIN: REMOVE CONTAMINATED
CLOTHING. FLUSH AREA WITH WATER. IF ADVERSE SYMPTOMS DEVELOP,GET
MEDICAL ATTENTION. IN HALATION: MOVE TO FRESH AIR.SUPPORT
BREATHING.GET MEDICAL ATTENTION IF NEEDED. INGESTION: GIVE WATER OR
MILK TO DILUTE.DO NOT INDUCE VOMITING NOR ATTEMPT CHEMICAL
NEUTRALIZATION.GET MEDICAL ATTENTION.

Flash Point Method:COC
Flash Point:=135.C, 275.F
Extinguishing Media:FOAM, CARBON DIOXIDE, WATER IN COPIOUS AMOUNTS.
Fire Fighting Procedures:WEAR FIRE FIGHTING PROTECTIVE EQUIPMENT AND
FULL FACE-PIECE SELF-CONTAINED BREATHING APPARATUS. COOL FIRE
EXPOSED CONTAINERS WITH WATER SPRAY.
Unusual Fire/Explosion Hazard:NO UNUSUAL HAZARD WHEN PRODUCT IS IN
DRUMS UNLESS FIRE CAUSES MATERIAL TO HEAT UP OR BURN. THE VAPORS
AND FUMES CAN CAUSE SERIOUS RESPIRATORY PROBLEMS.

Spill Release Procedures:CLEAN UP SPILLS PROMPTLY. AVOID CONTACT WITH
LIQUID/VAPORS. WEAR RUBBER BOOTS AND HEAVY RUBBER GLOVES. VENTILATE
AREA. ABSORB SPILLS USING "SPEEDY-DRY" OR SIMILAR ABSORBENT.
DEPOSIT IN LABELED, LEAKPR OOF CONTAINER FOR DISPOSAL. HOSE AREA
WITH WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE BETWEEN 65F AND 104F TO AVOID
FREEZING AND EXCESSIVE VAPORS.KEEP CONTAINER CLOSED.STORE OUT OF
CONTACT WITH MOISTURE TO AVOID HYDROLYSIS TO ACID
Other Precautions:THAW FROZEN MATERIAL BELOW 104F AND MIX WELL BEFORE
USING. AVOID CONTACT WITH EYES, SKIN, OR CLOTHING. AVOID BREATHING
VAPOR OR AEROSOLS.

Respiratory Protection:USE NIOSH/MSHA-APPROVED RESPIRATOR EQUIPPED WITH
CARTRIDGES FOR PROTECTION FROM ORGANIC VAPORS, ACID GASES, AND
PARTICULATES (HEPA). SELECT RESPIRATOR IN ACCORDANCE WITH NIOSH'S
RESPIRATOR DECISION LO GIC PUBLICATION NO. 87-108.
Ventilation:PROVIDE SUFFICIENT VENTILATION TO KEEP CONCENTRATION BELOW
EXPOSURE LIMIT VALUE AND USE LOCAL EXHAUST WHERE NEEDED.
Protective Gloves:IMPERVIOUS GLOVES TO PREVENT CONTACT.
Eye Protection:SAFETY GLASSES WITH CUP SIDE SHIELDS.
Other Protective Equipment:APPROPRIATE CLOTHING TO PREVENT SKIN CONTACT
INCLUDING LONG SLEEVED SHIRT BUTTONED AT WRIST.
Work Hygienic Practices:WASH AFTER HANDLING AND BEFORE EATING,
DRINKING, OR SMOKING. LAUNDER CONTAMINATED CLOTHING BEFORE REUSE.
Supplemental Safety and Health
WEAR A FULL FACE SHIELD IF THERE IS ANY POSSIBILITY OF SPLASHING OR EYE
CONTACT. DO NOT WEAR CONTACT LENSES. PROVIDE EYE WASH STATION AND
SAFETY SHOWER.

HCC:C2
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:=140.C, 284.F
Melt/Freeze Pt:<17.8C, 64.F
Vapor Pres:5.0
Vapor Density:6.1
Spec Gravity:1.245
Solubility in Water:INSOLUBLE
Appearance and Odor:PALE TAN LIQUID. SLIGHT ODOR.

Stability Indicator/Materials to Avoid:YES
WATER, ACIDS, BASES, OXIDIZING MATERIALS. MATERIAL WILL REACT WITH
WATER OR STEAM TO PRODUCE HEAT.
Stability Condition to Avoid:EXCESSIVE TEMPERATURES.
Hazardous Decomposition Products:CARBON DIOXIDE.
Conditions to Avoid Polymerization:POLYMERIZES AT 200C.

Waste Disposal Methods:CONTACT YOUR LOCAL ENVIRONMENTAL OFFICER.
DISPOSE OF WASTE IN AN APPROVED TREATMENT, STORAGE, OR DISPOSAL
FACILITY IN ACCORDANCE WITH LOCAL, STATE AND FEDERAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.