Product ID:4,5-DIHYDROXYNAPHTHALENE-2,7-DISULFONIC ACID DISODIUM, D6509
MSDS Date:01/01/1999
FSC:6505
NIIN:00N092729
Status Code:A
MSDS Number: CJTMV

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765

Cage: 21076

Telephone: 314-771-5765

Cage: 21076

2,7-NAPHTHALENEDISULFONIC ACID, 4,5-DIHYDROXY-, DISODIUM

CAS: 5808-22-0

OSHA PEL N/K

ACGIH TLV: N/K

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: MAY BE HARMFUL BY INHALATION,
INGESTION, OR SKIN ABSORPTION. CAUSES EYE AND SKIN IRRITATION.
MATERIAL IS IRRITATING TO MUCOUS MEMBRANES AND UPPER RESPIRATORY
TRACT. TO THE BEST OF MANUFACTURER' S KNOWLEDGE, THE CHEMICAL,
PHYSICAL, AND TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY
INVESTIGATED.
Effects of Overexposure:SEE HEALTH HAZARDS.

First Aid:EYES: IMMEDIATELY FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT
LEAST 15 MINUTES. SKIN: IMMEDIATELY WASH WITH SOAP AND COPIOUS
AMOUNTS OF WATER. INHALATION: REMOVE TO FRESH AIR. IF NOT
BREATHING, GIVE AR TIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT,
GIVE OXYGEN. INGESTION: WASH OUT MOUTH WITH WATER PROVIDED PERSON
IS CONSCIOUS. CALL A PHYSICIAN. WASH CONTAMINATED CLOTHING BEFORE
REUSE.

Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:WEAR NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS, RUBBER BOOTS AND HEAVY RUBBER GLOVES. SWEEP UP, PLACE IN
A BAG AND HOLD FOR WASTE DISPOSAL. AVOID RAISING DUST. VENTILATE
AREA AND WASH SPILL SI TE AFTER MATERIAL PICKUP IS COMPLETE.

Handling and Storage Precautions:AVOID CONTACT AND INHALATION. DO NOT
GET IN EYES, ON SKIN, ON CLOTHING. IRRITANT. KEEP TIGHTLY CLOSED.
STORE IN A COOL DRY PLACE.

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EMERGENCY EYEWASH AND DELUGE
SHOWER .
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health

Melt/Freeze Pt:>300.C, 572.F
Appearance and Odor:LIGHT-GREY POWDER.

STRONG OXIDIZING AGENTS, ACID CHLORIDES, ACID ANHYDRIDES.
Hazardous Decomposition Products:TOXIC FUMES OF CARBON MONOXIDE, CARBON
DIOXIDE, SULFUR OXIDES.

Waste Disposal Methods:DISSOLVE OR MIX THE MATERIAL WITH A COMBUSTIBLE
SOLVENT AND BURN IN A CHEMICAL INCINERATOR EQUIPPED WITH AN
AFTERBURNER AND SCRUBBER. OBSERVE ALL FEDERAL, STATE AND LOCAL
ENVIRONMENTAL REGULATIONS.

Toxicological Information:SEE HEALTH HAZARDS SECTION.

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.

Ecological:DATA NOT YET AVAILABLE.

Transport Information:CONTACT SIGMA CHEMICAL COMPANY FOR TRANSPORTATION
INFORMATION.

Federal Regulatory Information:EUROPEAN INFORMATION: CAUTION: SUBSTANCE
NOT YET FULLY TESTED. IRRITANT. R 36/37/38: IRRITATING TO EYES,
RESPIRATORY SYSTEM AND SKIN. S 26: IN CASE OF CONTACT WITH EYES,
RINSE IMMEDIATELY WITH PLENTY OF WATER AND SEEK MEDICAL ADVICE. S
36: WEAR SUITABLE PROTECTIVE CLOTHING.
State Regulatory Information: