Product ID:4,5-DIHYDROXY-2,7-NAPHTHALENEDISULFONIC (SU
MSDS Date:05/01/1989
FSC:6810
NIIN:00N026908
MSDS Number: BNLGH

Emergency Phone: 908-859-2151/800-424-9300(CHEMTREC)

Info Phone: 908-859-2151

Cage: 70829

Telephone: 800-582-2537

Cage: 70829

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

CAS: 5808-22-0

Fraction By Weight: 90-100%

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: HARMFUL IF SWALLOWED, INHALED
OR ABSORBED THROUGH SKIN. CAUSES IRRITATION. CHRONIC: NONE
IDENTIFIED.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:NONE SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:NONE IDENTIFIED.

First Aid:INGEST: IF SWALLOWED & PERSON IS CONSCIOUS, IMMED GIVE LRG
AMTS OF WATER. CALL MD. INHAL: IF INHALED, REMOVE TO FRESH AIR. IF
NOT BREATHING, GIVE ARTF RESP. IF BREATHING DIFFICULT, GIVE OXYGEN.
SKIN: IN CASE OF CONTACT, FLUSH SKIN WITH WATER. EYE: IN CASE OF
CONTACT, IMMEDIATELY FLUSH FOR AT LEAST 15 MINUTES.

Flash Point Method:CC
Extinguishing Media:USE EXTINGUISHING MEDIA APPROPRIATE FOR SURROUNDING
FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE IDENTIFIED.

Spill Release Procedures:WEAR NIOSH/MSHA APPRVD SCBA & FULL PROT CLTHG.
WITH CLEAN SHOVEL, CAREFULLY PLACE MATERIAL IN CLEAN, DRY CONTAINER
AND COVER; REMOVE FROM AREA. FLUSH SPILL AREA WITH WATER.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CONTAINER TIGHTLY CLOSED.
SUITABLE FOR ANY GENERAL CHEMICAL STORAGE AREA.
Other Precautions:AVOID CONTACT WITH EYES. AFTER CONTACT WITH SKIN,
WASH IMMED WITH PLENTY OF WATER. SINCE SOME OF HAZ OF PROD ARE
UNKNOWN, AN INDUSTRIAL HYGIENIST SHOULD BE CONSULTED ON VENT & PERS
PROT EQUIP. COVER B ODY AS MUCH AS POSS TO AVOID CONT.

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR APPROPRIATE FOR
EXPOSURE OF CONCERN .
Ventilation:NONE SPECIFIED BY MANUFACTURER.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:IMPERVIOUS CLOTHING.
Work Hygienic Practices:WASH IMMEDIATELY WITH PLENTY OF WATER.
Supplemental Safety and Health
MFR PART NO: ACID, DISODIUM SALT, J165.

HCC:N1
Solubility in Water:APPRECIABLE (>10%)
Appearance and Odor:WHITE NEEDLE-LIKE CRYSTALS.
Percent Volatiles by Volume:0

Stability Indicator/Materials to Avoid:YES
NONE IDENTIFIED.
Stability Condition to Avoid:NONE DOCUMENTED.
Hazardous Decomposition Products:OXIDES OF SULFUR.

Waste Disposal Methods:DISPOSE IN ACCORDANCE WITH ALL APPLICABLE
FEDERAL, STATE AND LOCAL ENVIRONMENTAL 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.