Product ID:THYMOL BLUE, 421
MSDS Date:05/18/1989
FSC:6810
NIIN:00N037862
MSDS Number: BQVFS

Emergency Phone: 215-355-3300

Info Phone: 215-355-3300

Cage: 24774

Telephone: 215-355-3300

Cage: 24774

NON HAZARDOUS INGREDIENTS

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:SKIN/EYE:SLIGHTLY IRRITATING.
INHAL:MISTS/AEROSOLS MAY CAUSE IRRITATION TO UPPER RESPIRATORY
TRACT. CHRONIC:NO EVIDENCE OF POTENTIAL EFFECTS.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:MAY CAUSE EYE, SKIN &/OR RESPIRATORY TRACT
IRRITATION.
Medical Cond Aggravated by Exposure:NOT KNOWN.

First Aid:SKIN:REMOVE CONTAM CLTHG. WASH EXPOSED AREA W/LG QTY OF SOAP
SOLN/WATER FOR 15 MINS. EYE:IMMED FLUSH W/WATER FOR @ LST 15 MINS.
IMMED CONT MD FOR ADDNL TREATMENT. INHAL:REMOVE VICTIM FROM CONTAM
AREA TO FRESH AIR. APPLY APPROP FIRST AID TREATMENT AS NECESSARY.
INGEST:GEN:DO NOT FEED ANYTHING BY MOUTH TO UNCON/CONVLS PERS.
SPECIFIC:DILUTE CONTENTS OF STOM. INDUCE VOMIT BY ONE OF STD METHS.
(SUPDAT)

Flash Point Method:SCC
Flash Point:>200F,>93C
Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE, FOAM OR WATER.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:GEN:VENT AREA, USE SPECIFIED PROT EQUIP.
CONTAIN & ABSORB ON ABSORB MATL. PLACE IN WASTE DISP CNTNR. WASTE
CHARACTS OF ABSORBED MATL/ANY CONTAM SOIL, SHLD BE DETERM I/A/W
RCRA REGS. SPECIFIC:FLUSH ARE A W/WATER. WET AREA MAY BE SLIPPERY.
(SUPDAT)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:KEEP CONTAINER CLOSED WHEN NOT IN USE.
DO NOT FREEZE. IF FROZEN, THAW & MIX COMPLETELY PRIOR TO USE.
Other Precautions:GENERAL:IMMEDIATELY REMOVE CONTAMINATED CLOTHING,
WASH BEFORE REUSE. SPECIFIC:NORMAL CHEMICAL HANDLING.

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATORS W/IN USE
LIMITATIONS OR ELSE USE NIOSH/MSHA APPRVD SUPPLIED AIR RESPS. IF
VENTILATION IS INADEQUATE OR SIGNIFICANT REAGENT EXPOSURE IS
LIKELY, USE NIOSH/MSHA APPRVD RESP W/DUST/MIST FILTER.
Ventilation:ADEQUATE VENTILATION.
Protective Gloves:RUBBER GLOVES. WASH OFF AFTER (SUPDAT)
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:USE PROTECTIVE EQUIPMENT I/A/W 29 CFR
SECTION 1910.132-134.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
FIRST AID PROC:IMMEDIATELY CONTACT MD. SPILL PROC:SPREAD SAND/GRIT.
PROT GLOVES. EACH USE. REPLACE AS NECESSARY.

Spec Gravity:0.990
pH:8.6
Evaporation Rate & Reference:<1 (ETHER=1)
Solubility in Water:100%
Appearance and Odor:BLUE LIQUID; NO ODOR.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:BETZ TANK CLEAN-OUT CATEGORY 'A'.
Hazardous Decomposition Products:THERMAL DECOMPOSITION (DESTRUCTIVE
FIRES) YIELDS ELEMENTAL OXIDES.

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
REGULATIONS . GENERAL:WATER CONTAMINATED W/THIS REAGENT MAY BE SENT
TO A SANITARY SEWER, I/A/W ANY LOCAL AGREEMENT, TREATMENT FACILITY
OR DISCHARGED UNDER A NPDES PERMIT.

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.