Product ID:PYROCATECHOL, 1724
MSDS Date:03/16/1998
FSC:6810
NIIN:00N046891
Status Code:A
MSDS Number: CJSWY

Emergency Phone: 908-859-2151

Info Phone: 800-582-2537

Cage: 70829

Telephone: 800-582-2537

Cage: 70829

CATECHOL

CAS: 120-80-9

RTECS: UX1050000

ACGIH TLV: 23 MG/M3;5 PPM

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

LD50 LC50 Mixture:LD50:(ORAL,RAT) 260 MG/KG & TOX INFO.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: INHALATION: CAUSES IRRITATION
TO RESPIRATORY TRACT. SYMPTOMS MAY INCLUDE COUGHING, SHORTNESS OF
BREATH. BREATHING VAPOR OR DUST RESULTS IN DIGESTIVE DISTURBANCES
(VOMITING, DIFFICULTY IN SWALLO WING, DIARRHEA, LOSS OF APPETITE).
SYSTEMIC POISONING MAY OCCUR WITH SYMPTOMS SIMILAR TO THOSE OF
INGESTION. INGESTION: POISON. SYMPTOMS MAY INCLUDE BURNING PAIN IN
MOUTH AND THROAT, ABDOMINAL PAIN, HEADACHE, DIZZINESS, MUSCULAR
WEAKNESS, IRREGULAR BREATHING, COMA AND POSSIBLY DEATH. MAY
INTERFERE WITH BLOOD'S CAPABILITY TO CARRY OXYGEN
(METHEMOGLOBINEMIA), AS EVIDENCED BY BLUISH COLOR TO SKIN AN D
LIPS. WITH CATECHOL (EFTS OF OVEREXP)
Explanation of Carcinogenicity:CATECHOL (120-80-9): NTP CARCINOGEN:
KNOWN: NO; ANTICIPATED: NO. IARC CATEGORY: 3.
Effects of Overexposure:HLTH HAZ: EXPOSURE, CONVULSIONS ARE MORE MARKED
THAN WITH PHENOL EXPOSURE, BLOOD DYSCRASIAS (IMBALANCE OF
COMPONENTS OF THE BLOOD) HAVE BEEN NOTED. SKIN CONTACT: CORROSIVE.
MAY BE ABSORBED THROUGH SKI N WITH SYSTEMIC POISONING EFFECTS TO
FOLLOW. DISCOLORATION AND SEVERE BURNS MAY OCCUR. MAY CAUSE
ALLERGIC REACTIONS. EYE CONTACT: CORROSIVE. REDNESS, PAIN, BLURRED
VISION MAY OCCUR. MAY CAUSE SEVERE D AMAGE AND BLINDNESS. CHRONIC:
REPEATED EXPOSURE MAY CAUSE SYMPTOMS DESCRIBED FOR ACUTE POISONING
AS WELL AS LIVER DAMAGE.
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
DISORDERS OR EYE PROBLEMS, OR IMPAIRED LIVER OR KIDNEY FUNCTION MAY
BE MORE SUSCEPTIBLE TO THE EFFECTS OF THE SUBSTANCE.

First Aid:INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE
ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. GET
MEDICAL ATTENTION IMMED. INGESTION: IF SWALLOWED, DO NOT INDUCE
VOMITING. GI VE LARGE QUANTITIES OF WATER. NEVER GIVEANYTHING BY
MOUTH TO AN UNCONSCIOUS PERSON. GET MED ATTN IMMED. SKIN:
IMMEDIATELY FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES WHLE
REMOVING CONTAMINATED CLOTHING AND SHOES. GET MED ATTN IMMED. WASH
CLOTHING BEFORE REUSE. THOROUGHLY CLEAN SHOES BEFORE REUSE. EYES:
IMMEDIATELY FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES,
LIFTING LOWER AND UPPER E YELIDS OCCASIONALLY. GET MED ATTN IMMED.

Flash Point Method:CC
Flash Point:=127.2C, 261.F
Lower Limits:1.4%
Extinguishing Media:WATER SPRAY, DRY CHEMICAL, ALCOHOL FOAM, OR CARBON
DIOXIDE.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:FIRE:AS W/MOST ORG SOLIDS, FIRE IS POSS
AT ELEVATED TEMPS/BY CONT W/IGNIT SOURCE. EXPLO:FINE DUST DISPERSED
IN AIR IN SUFFICIENT CONCS, & IN PRESENCE OF IGNIT SOURCE IS POTNTL
DUST EXPLO HAZ. SEALED C NTNRS MAY RUPTURE WHEN HEATED. NFPA
RATINGS: HLTH-3; FLAMMABILITY-1; REACTIVITY-0. J.T. BAKER
SAF-T-DATA (SUPP DATA)

Spill Release Procedures:REMOVE ALL SOURCES OF IGNIT. VENT AREA OF
LEAK/SPILL. WEAR APPROP PPE AS SPECIFIED IN EXPOS CONTROLS/PERSONAL
PROT SECTION. SPILLS: CLEAN UP SPILLS IN A MANNER THAT DOES NOT
DISPERSE DUST INTO AIR. US E NON-SPARKING TOOLS & EQUIP. REDUCE
AIRBORNE DUST & PVNT SCATTERING BY MOISTENING W/WATER. PICK UP
SPILL FOR RECOVERY/DISP & PLACE IN CLSD CNTNR. U.S. REGS (CERCLA)
REQ REPORTING SPILLS & (SUPP DATA)

Handling and Storage Precautions:STORAGE COLOR CODE: WHITE (CORROSIVE).
DO NOT BREATHE DUST/VAPOR. DO NOT GET IN EYES, ON SKIN/CLTHG. USE
ONLY W/ADEQ VENT. KEEP IN TIGHTLY CLSD CNTNR. STORE IN COOL, DRY,
VENTED AREA AWAY FROM SOURCES OF HEAT/IGNIT. STORE SEPARATELY FROM
REACTIVE/COMBUST MATLS, & OUT OF DIRECT SUNLIGHT.
Other Precautions:DANGER! MAY BE FATAL IF SWALLOWED, INHALED/ABSORBED
THRU SKIN. CORR. CAUSES SEV BURNS TO EVERY AREA OF CONT. AFFECTS
EYES, SKIN, RESP TRACT & CNS. EXPOS MAY PRDCE LIVER, KIDNEY &
NEUROLOGICAL DISORDER S. MAY CAUSE ALLERGIC SKIN RXNS. PROTECT
AGAINST PHYSICAL DMG. STOR & USE SHOULD BE NO SMOKING AREAS . (SUPP
DATA)

Respiratory Protection:IF EXPOS LIM IS EXCEEDED, A NIOSH APPRVD FULL
FACEPIECE RESP W/DUST/MIST FILTER MAY BE WORN UP TO 50 TIMES EXPOS
LIM/MAX US CONC SPECIFIED BY APPROP REGULATORY AGENCY/RESP
SUPPLIER, WHICHEVER IS LOWES T. FOR EMERS/INSTANCES WHERE EXPOS
LEVELS ARE NOT KNOWN, USE A NIOSH APPRVD FULL FACEPIECE POS-PRESS,
AIR-SUPPLIED RESP. WARNING: AIR PURIFYING (OTHER INFO)
Ventilation:VENT HOOD. SYS OF LOC &/OR GEN EXHST IS REC TO KEEP
EMPLOYEE EXPOS BELOW AIRBORNE EXPOS LIMS. LOC EXHST VENT IS GENRLY
PREF BECAUSE IT CAN CONTROL (OTHER INFO)
Protective Gloves:IMPERVIOUS GLOVES.
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES & FULL LENGTH
FACESHIELD .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
WEAR IMPERVIOUS PROTECTIVE CLOTHING, INCLUDING BOOTS, LAB COAT,
APRON OR COVERALLS, AS APPROPRIATE, TO PREVENT SKIN CONTACT.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
EXPLO HAZ:RATINGS:HLTH-3; FLAMMABILITY-1; REACTIVITY-1. -- SPILL
PROC:RELS TO SOIL, WATER & AIR IN EXCESS OF REPORTABLE QTYS. TOLL
FREE NUMBER FOR U.S. COAST GUARD NATL REPONSE CENTER IS (800)
424-880 2. -- OTHER PREC:CNTNRS OF THIS MATL MAY BE HAZ WHEN EMPTY
SINCE THEY RETAIN PROD RESIDUES (DUST, SOLIDS); (OTHER INFO)

Boiling Pt:=245.C, 473.F
Melt/Freeze Pt:>104.C, 219.2F
M.P/F.P Text:104-106C (219-223F)
Vapor Pres:10 MM HG @ 118.3C (244F)
Vapor Density:3.79:AIR=1
Spec Gravity:1.344
pH:NO INFO FOUND
Evaporation Rate & Reference:NO INFO FOUND (BUAC=1)
Solubility in Water:SOL IN 2-3 PARTS WATER
Appearance and Odor:COLORLESS CRYSTALS; PHENOLIC ODOR.
Percent Volatiles by Volume:0 @ 21C(70F)

Stability Indicator/Materials to Avoid:YES
ACID CHLORIDES, ACID ANHYDRIDES, BASES, OXIDIZING AGENTS.
Stability Condition to Avoid:STABLE UNDER ORDINARY CONDITIONS OF USE
AND STORAGE. LIGHT SENSITIVE. DISCOLORS ON EXPOSURE TO AIR OR
LIGHT. AVOID HEAT, FLAME, IGNITION SOURCES AND INCOMPATIBLES.
Hazardous Decomposition Products:CARBON DIOXIDE AND CARBON MONOXIDE MAY
FORM WHEN HEATED TO DECOMPOSITION.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:WHATEVER CANNOT BE SAVED FOR RECOVERY OR
RECYCLING SHOULD BE MANAGED IN AN APPROPRIATE & APPROVED WASTE
FACILITY. PROCESSING, USE OR CONTAMINATION OF THIS PRODUCT MAY
CHANGE WASTE MANAGEMENT OPTIONS. STATE & LOCAL DISPOSAL REGS MAY
DIFFER FROM FEDERAL DISPOSAL REGS. DISPOSE OF CONTAINER & UNUSED
CON TENTS I/A/W FEDERAL, STATE & LOCAL REQUIREMENTS.

Toxicological Information:LD50:(SKIN,RABBIT) 800 MG/KG. INVESTIGATED AS
A TUMORIGEN, MUTAGEN, REPRODUCTIVE EFFECTOR.

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:ENVIRONMENTAL FATE: WHEN RELEASED INTO SOIL, THIS MATERIAL
MAY BIODEGRADE TO MODERATE EXTENT. WHEN RELEASED INTO SOIL, THIS
MATERIAL IS NOT EXPECTED TO EVAPORATE SIGNIFICANTLY. WHEN RELEASED
INTO WATE R, THIS MATERIAL MAY BIODEGRADE TO MODERATE EXTENT. WHEN
RELEASED INTO WATER, THIS MATERIAL IS NOT EXPECTED TO EVAPORATE
SIGNIFICANTLY. THIS MATERIAL IS NOT EXPECTED TO SIGNIFICANTLY
BIOACCUMULATE. WH EN RELEASED INTO AIR, THIS MATERIAL IS EXPECTED
TO BE READILY DEGRADED BY REACTION WITH PHOTOCHEMICALLY PRODUCED
HYDROXYL RADICALS. ENVIRONMENTAL TOXICITY: THE LC50/96 HOUR VALUES
FOR FISH ARE BETWEEN 1 AND 10 MG/L.

Transport Information:DOMESTIC (LAND, D.O.T.): PROPER SHIPPING NAME:
TOXIC SOLID, CORROSIVE, ORGANIC. N.O.S. (PYROCATECHOL). HAZARD
CLASS: 6.1, 8. UN/NA: UN2928. PACKING GROUP: II. INFORMATION
REPORTED FOR PRODUCT/SIZE: 50 0G. INTERNATIONAL (WATER, I.M.O.):
PROPER SHIPPING NAME: TOXIC SOLID, CORROSIVE, ORGANIC, N.O.S.
(PYROCATECHOL). HAZARD CLASS: 6.1, 8. UN/NA: UN2928. PACKING GROUP:
II. INFORMATION PROVIDED FOR PRODUC T/SIZE: 500G. INTERNATIONAL
(AIR, I.C.A.O.): PROPER SHIPPING NAME: TOXIC SOLID, CORROSIVE,
ORGANIC, N.O.S. (PYROCATECHOL). HAZARD CLASS: 6.1, 8. UN/NA:
UN2928. PACKING GROUP: II. INFORMATION REPORTED FOR PRODUCT/SIZE:
500G.

SARA Title III Information:FEDERAL, STATE AND INTERNATIONAL REGULATIONS
- PART 1: CATECHOL (120-80-9) - SARA 302: RQ/TPQ: NO; SARA 313:
LIST: YES; CHEMICAL CATEGORY: NO. FEDERAL, STATE AND INTERNATIONAL
REGULATIONS - PART 2: CA TECHOL (120-80-9) - CERCLA: 100. SARA
311/312: ACUTE: YES; CHRONIC: YES; FIRE: NO; PRESSURE: NO;
REACTIVITY: NO (PURE/SOLID).
Federal Regulatory Information:CHEMICAL INVENTORY STATUS - PART 1:
CATECHOL (120-80-9) - TSCA: YES; EC: YES; JAPAN: YES; AUSTRALIA:
YES. CHEMICAL INVENTORY STATUS - PART 2: CATECHOL (120-80-9) -
CANADA - KOREA: YES; DSL: YES; NDSL: NO; PHIL:YES. FEDERAL, STATE
& INTERNATIONAL REGULATIONS - PART 2: CATECHOL (120-80-9) - RCRA
261.33: NO; TSCA 8(D): YES. CHEMICAL WEAPONS CONVENTION: NO; TSCA
12(B): NO; CDTA: NO. AUSTRALIAN HAZCHEM CODE: NO INFORMATION
FOUND. POISON SCHEDULE: NO INFORMATION FOUND. WHMIS: THIS MSDS HAS
BEEN PREPAR ED ACCORDING TO THE HAZARD CRITERIA OF THE CONTROLLED
PRODUCTS REGULATIONS (CPR) AND THE MSDS CONTAINS ALL OF THE INFO
REQUIRED BY THE CPR.