Product ID:M21625 METHYL ORANGE
MSDS Date:03/19/1998
FSC:6810
NIIN:00-227-1259
MSDS Number: CBSYS

Emergency Phone: 201-796-7100

Info Phone: 201-796-7100 OR 201-796-7523

Cage: 1B464

Telephone: 201-796-7100

Cage: 1B464

METHYL ORANGE(BENZENESULFONIC

CAS: 547-58-0

RTECS: DB6327000

Fraction By Weight: 100%

OSHA PEL NOT ESTABLISHED.

ACGIH TLV: NOT ESTABLISHED.

LD50 LC50 Mixture:ORAL,RAT: LD50=60MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:WARNING! HARMFUL IF SWALLOWED. MAY
CAUSE EYE AND SKIN IRRITATION. MAY CAUSE RESPIRATORY AND DIGESTIVE
TRACT IRRITATION.
Explanation of Carcinogenicity:NOT LISTED BY ACGIH, IARC, NIOSH, NTP,
OR OSHA.
Effects of Overexposure:EYE: MAY CAUSE EYE IRRITATION. THIS PRODUCT
CONTAINS AN ANIONIC DYE. SIMILAR DYES HAVE NOT CAUSED INJURY TO THE
CORNEA OR CONJUNCTIVA IN DOCUMENTED EXPOSURE CASES WITH HUMAN OR
RABBIT EYES. SKIN: MAY CAUSE SKIN IRRITATION. INGESTION: HARMFUL
IF SWALLOWED. MAY CAUSE GASTROINTESTINAL IRRITATION WITH NAUSEA,
VOMITING AND DIARRHEA. INHALATION: MAY CAUSE RESPIRATORY TRACT
IRRITATION. THE TOXICOLOGICAL PROPERTIES OF THIS SUBSTANCE HAVE
NOT BEEN FULLY INVESTIGATED. CHRONIC: NO INFORMATION FOUND.
Medical Cond Aggravated by Exposure:N/P. TARGET ORGANS: NONE.

First Aid:EYES: FLUSH EYES WITH PLENTY OF WATER FOR AT LEAST 15
MINUTES, OCCASIONALLY LIFTING THE UPPER AND LOWER LIDS. GET MEDICAL
AID. SKIN: GET MEDICAL AID IF IRRITATION DEVELOPS OR PERSISTS. WASH
CLOTHING B EFORE REUSE. FLUSH SKIN WITH PLENTY OF SOAP AND WATER.
INGESTION: IF VICTIM IS CONSCIOUS AND ALERT, GIVE 2-4 CUPFULS OF
MILK OR WATER. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS
PERSON. GET MEDICA L AID IMMEDIATELY. INHALATION: REMOVE FROM
EXPOSURE TO FRESH AIR IMMEDIATELY. IF NOT BREATHING, GIVE
ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN. GET
MEDICAL AID.NOTES TO PHYSICIAN: TREAT SYMPTOMATICALLY &
SUPPORTIVELY.

Autoignition Temp:Autoignition Temp Text:NOT AV
Lower Limits:NOT AVAILABL
Upper Limits:NOT AVAILABL
Extinguishing Media:USE EXTINGUISHING MEDIA MOST APPROPRIATE FOR THE
SURROUNDING FIRE. IN CASE OF FIRE USE WATER SPRAY, DRY CHEMICAL,
CARBON DIOXIDE, OR APPROPRIATE FOAM.
Fire Fighting Procedures:WEAR A SELF-CONTAINED BREATHING APPARATUS IN
PRESSURE-DEMAND MSHA/NIOSH (APPROVED OR EQUIVALENT), AND FULL
PROTECTIVE GEAR. DURING A FIRE, IRRITATING, HIGHLY TOXIC GASES MAY
BE GENERATED BY THERMAL DE COMPOSITION OR COMBUSTION. VAPORS MAY BE
HEAVIER THAN AIR.THEY CAN SPREAD ALONG GROUND,COLLECT IN LOW OR
CONFINED AREAS.

Spill Release Procedures:GENERAL INFORMATION: USE PROPER PERSONAL
PROTECTIVE EQUIPMENT AS INDICATED IN MSDS. SPILLS/LEAKS: CLEAN UP
SPILLS IMMEDIATELY, OBSERVING PRECAUTIONS IN THE PROTECTIVE
EQUIPMENT SECTION. SWEEP UP OR AB SORB MATERIAL, THEN PLACE INTO A
SUITABLE CLEAN, DRY, CLOSED CONTAINER FOR DISPOSAL. AVOID
GENERATING DUSTY CONDITIONS. PROVIDE VENTILATION.

Handling and Storage Precautions:HANDLING: WASH THOROUGHLY AFTER
HANDLING. REMOVE CONTAMINATED CLOTHING AND WASH BEFORE REUSE. USE
WITH ADEQUATE VENTILATION. AVOID CONTACT WITH SKIN AND EYES. KEEP
CONTAINER TIGHTLY CLOSED. DO NOT ING EST OR INHALE. STORE IN A
COOL, DRY, WELL-VENTILATED AREA AWAY FROM INCOMPATIBLE SUBSTANCES.
Other Precautions:KEEP CONTAINERS TIGHTLY CLOSED.

Respiratory Protection:A RESPIRATORY PROTECTION PROGRAM THAT MEETS
OSHA'S 29 CFR '1910.134 AND ANSI Z88.2 REQUIREMENTS OR EUROPEAN
STANDARD EN 149 MUST BE FOLLOWED WHENEVER WORKPLACE CONDITIONS
WARRANT A RESPIRATOR'S USE.
Ventilation:USE ADEQUATE VENTILATION TO KEEP AIRBORNE CONCENTRATIONS
LOW.
Protective Gloves:WEAR APPROPRIATE PROTECTIVE GLOVES TO PREVENT SKIN
EXPOSURE.
Eye Protection:PROTECTIVE EYEGLASSES OR CHEMICAL SAFETY GOGGLES.
Other Protective Equipment:WEAR APPROPRIATE PROTECTIVE CLOTHING TO
PREVENT SKIN EXPOSURE. EYES: EYEGLASSES OR CHEM SAFETY GOGG AS
DESCRIBED BY OSHA EYE & FACE PROTECTIN REGS IN 29CFR1910.133 OR
EUROPEAN STANDARD EN166.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health

HCC:T4
NRC/State Lic Num:NOT RELEVANT
Boiling Pt:B.P. Text:NOT AVAILABLE.
Melt/Freeze Pt:=300.C, 572.F
Decomp Temp:Decomp Text:NOT AVAILABLE.
Vapor Pres:NEGLIGIBLE
Vapor Density:11.3
Spec Gravity:1.00
pH:NOT AVAILABLE
Viscosity:NOT AVAILABLE
Evaporation Rate & Reference:NP
Solubility in Water:SOLUBLE IN HOT WATER.
Appearance and Odor:SOLID, ORANGE. ODORLESS
Percent Volatiles by Volume:NP
Corrosion Rate:NP

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:INCOMPATIBLE MATERIALS, EXCESS HEAT.
Hazardous Decomposition Products:NITROGEN OXIDES, CARBON MONOXIDE,
CARBON DIOXIDE, NITROGEN, SULFUR OXIDES (SOX), INCLUDING SULFUR
OXIDE AND SULFUR DIOXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:DISPOSE OF IN A MANNER CONSISTENT WITH FEDERAL,
STATE, STATE, AND LOCAL REGULATIONS.

Toxicological Information:CAS# 547-58-0:
EPIDEMIOLOGY/TERATOGENICITY/REPRODUCTIVE EFFECTS/NEUROTOXICITY:NO
INFORMATION AVAILABLE. NUTAGENICITY:HUMAN MUTATION DATA IS
AVAILABLE. HOWEVER, METHYL ORANGE PRODUCED NEGATIVE & INCONC LUSIVE
RESULTS IN TESTS BY EPA GENTOX PROGRAM. OTHER STUDIES:NO DATA
AVAILABLE.

Ecological:ECOTOXICITY:NOT AVAIALBLE. ENVIRO
FATE:TERRESTRIAL:MODERATELY MOBILE IN SOIL. AQUATIC:WILL NOT ADSORB
INTO SEDIMENT,EVENTUALLY SETTLES OUT. ATMOSPHERIC:EXISTS IN
PARTICULATE PHASE. DOES NOT BIODEGRADE , LOW BIOCONCENTRATION
POTENTIAL. PHYSICAL/CHEMICAL:NOT AVAILABLE. OTHER:NOT AVAILABLE.

Transport Information:US DOT:TOXIC, SOLID, ORGANIC, N.O.S. (METHYL
ORANGE), 6.1, UN 2811, PKG GROUP III. NO INFO AVAILABLE FOR IATA,
RID/ADR, IMO. CANADA TDG: POISONOUS SOLID N.O.S.(METHYL ORANGE),
6.1(9.2), UN 2811, PKG GROUP III.

SARA Title III Information:SEC 302 (RQ, TPQ):NONE HAVE RQ & TPQ. NO
CHEMICALS UNDER SEC 313. MATERIAL DOES NOT CONTAIN ANY HAZ AIR
POLLUTANTS.THIS MATL DOE NOT CONTAIN ANY CLASS I OZONE
DEPLETORS.THIS MATL DOES NOT CONTAIN ANY CLASS 2 OZONE
DEPLETORS.NONE OF CHEMS ARE LISTED AS HAZ SUBSTANCES UNDER CWA OR
AS PRIORITY POLLUTANTS UNDER CWA OR AS TOXIC POLLUTANTS UNDER CWA.
Federal Regulatory Information:NONE OF THE CHEMS IN THIS PRODUCT ARE
CONSIDERED HIGHLY HAZAROUDS BY OSHA. CAS# 547-58-0 IS LISTED ON THE
TSCA INVENTORY.
State Regulatory Information:CAS# 547-58-0 IS NOT PRESENT ON STATE
LISTS FROM CA, PA, MN, MA, FL, OR NJ. CALIFORNIA NO SIGNIFICANT
RISK LEVEL:NONE OF THE CHEMICALS IN THIS PRODUCT ARE LISTED.

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expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
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particular situation.