FISHER SCIENTIFIC CO. CHEMICAL MFG DIV -- METHYLENE BLUE -- 6550-01-257-1899 
=====================  Product Identification  =====================

Product ID:METHYLENE BLUE
MSDS Date:12/12/1997
FSC:6550
NIIN:01-257-1899
Status Code:A
=== Responsible Party ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
City:FAIR LAWN
State:NJ
ZIP:07410-2802
Country:US
Info Phone Num:201-796-7100
Emergency Phone Num:201-796-7100
Resp. Party Other MSDS Num.:19415
Chemtrec Ind/Phone:(800)424-9300
CAGE:1B464
=== Contractor Identification ===
Company Name:FISHER SCIENTIFIC CO.  CHEMICAL MFG DIV
Address:1 REAGENT LANE
Box:City:FAIRLAWN
State:NJ
ZIP:07410-2802
Country:US
Phone:201-796-7100
CAGE:1B464

=============  Composition/Information on Ingredients  =============

Ingred Name:METHYLENE BLUE
CAS:61-73-4
RTECS #:SO5600000
= Wt:100.

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:ORAL RAT LD50: 1180 MG/KG.
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:EMERGENCY OVERVIEW: CAUTION! MAY CAUSE
    SKIN IRRITATION. MAY BE HARMFUL IF SWALLOWED. MAY CAUSE RESPIRATORY
    AND DIGESTIVE TRACT IRRITATION. MAY CAUSE SEVERE EYE IRRITATION AND
    POSSIBLE INJURY. TARGET O RGANS:NONE. ACUTE: EYE CONTACT:
    IRRITATION AND MAY CAUSE INJURY. SKIN: IRRITATION.	INGESTION:
    GASTROINTESTINAL IRRITATION  WITH NAUSEA, VOMITING, AND DIARRHEA.
    INHALATION: DUST IS IRRITATING TO THE R ESPIRATORY TRACT. MAY CAUSE
    METHEMOGLOBINEMIA, CYANOSIS, CONVULSIONS, TACGYCARDIA, DYSPNEA, AND
    DEATH. CHRONIC: NO INFORMATION FOUND.
Explanation of Carcinogenicity:NOT LISTED BY ACGIH, IARC, NIOSH, NTP,
    OR OSHA.
Effects of Overexposure:EYES: IRRITATION, INJURY. SKIN: IRRITATION.
    INJESTION: GI IRRITATION, NAUSEA, VOMITING, DIARRHEA. INHALATION:
    DUST IS IRRITATING TO THE RESPIRATORY TRACT. MAY CAUSE
    METHAMOGLOVINEMIA, CYANOSIS, CONVUL SIONS, TACHYCARDIA, DYSPNEA,
    AND DEATH.

=======================  First Aid Measures  =======================

First Aid:EYES: FLUSH WITH PLENTY OF WATER FOR AT LEAST 15 MINUTES,
    OCCASIONALLY LIFTING THE UPPER AD LOWER LLIDS. GET MEDICAL AID.
    SKIN: GET MEDICAL AID IF IRRITATION DEVELOPS OR PERSISTS. FLUSH
    SKIN WITH PLEN TY 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 MEDICAL AID.
    INHALATION: REMOVE FROM EX POSURE TO FRESH AIR IMMEDIATELY. IF NOT
    BREATHING, GIVE ARTIFICIAL RESPIRATION. IF BREATHING IS DIFFICULT,
    GIVE OXYGEN. GET MEDICAL AID IF COUGH OR OTHER SYMPTOMS APPEAR.
    NOTE TO PHYSICIAN: TREAT SYMP TOMATICALLY AND SUPPORTIVELY.

=====================  Fire Fighting Measures  =====================

Flash Point:NOT AVAILABLE
Extinguishing Media:IN CASE OF FIRE USE WATER SPRAY, DRY CHEMICAL,
    CARBON DIOXIDE, OR CHEMICAL FOAM.
Fire Fighting Procedures:AS IN ANY FIRE , WEAR A SELF-CONTAINED
    BREATHING APPARATUS IN PRESSURE -DEMAND, MSHA/NIOSH (APPROVED OR
    EQUIVALENT), AND FULL PROTECTIVE GEAR.

==================  Accidental Release Measures  ==================

Spill Release Procedures:USE APPROPRIATE PERSONAL PROTECTIVE EQUIPMENT.
    SWEEP UP OR ABSORB MATERIAL, THEN PLACE INTO A SUITABLE CLEAN, DRY,
    CLOSED CONTAINER FOR DISPOSAL.

======================	Handling and Storage  ======================

Handling and Storage Precautions:WASH THOROUGHLY AFTER HANDLING. REMOVE
    CONTAMINATED CLOTHING AND WASH BEFORE REUSE. USE WITH ADEQUATE
    VENTILATION. AVOID CONTACT WITH SKIN AND EYES. AVOID INGESTION AND
    INHALATION. STORE IN A COOL, DR Y WELL-VENTILATED AREA AWAY FROM
    INCOMPATIBLE SUBSTANCES. KEEP CONTAINERS TIGHTLY CLOSED.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:FOLLOW THE OSHA RESPIRATOR REGULATIONS FOUND IN
    29 CFR 1910.134. ALWAYS USE A NIOSH-APPROVED RESPIRATOR WHEN
    NECESSARY.
Ventilation:USE ADEQUATE VENTILATION TO KEEP AIRBORNE CONCENTRATIONS
    LOW. EXPOSURE LIMITS: NONE LISTED BY ACGIH, NIOSH, OSHA-FINAL PELS.
    OSHA VACATED PELS: NONE LISTED.
Protective Gloves:WEAR APPROPRIATE PROTECTIVE GLOVES TO PREVENT SKIN
    EXPOSURE.
Eye Protection:PROTECTIVE EYEGLASSES OR CHEMICAL SAFETY GOGGLES BASED
    ON 29 CFR 1910.133.
Other Protective Equipment:WEAR APPROPRIATE PROTECTIVE CLOTHING TO
    PREVENT SKIN EXPOSURE.
Work Hygienic Practices:WASH THROUGHLY AFTER HANDLING. REMOVE
    CONTAMINATED CLOTHING AND WASH BEFORE REUSE. AVOID CONTACT WITH
    SKIN AND EYES. AVOID INGESTION AND INHALATION.
Supplemental Safety and Health
THIS NSN,6550-01-257-1899, WAS CANCELLED MAY 31, 1997 WITHOUT
    REPLACEMENT. MSDS COVER CATALOG NUMBERS: S71317, S71318, S71325,
    S71326, S80083, BP117  100, BP117-100, BP117100, M235  100, M291 
    100, M2 91	25, M291-100, M291-25, M291100, M29125.

==================  Physical/Chemical Properties  ==================

HCC:T6
Boiling Pt:B.P. Text:DECOMPOSES
Melt/Freeze Pt:M.P/F.P Text:DECOMPOSES
Decomp Temp:=190.C, 374.F
Vapor Pres:NEGLIGIBLE
Vapor Density:13
Spec Gravity:NOT AVAILABLE
pH:BASIC
Viscosity:NOT AVAILABLE.
Evaporation Rate & Reference:NOT AVAILABLE.
Solubility in Water:SLIGHTLY SOLUBLE.
Appearance and Odor:DARG GREEN, ODORLESS SOLID.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS, STRONG REDUCING AGENTS, ALKALIS, DICHROMATES,
    ALKALI  IODIDES.
Stability Condition to Avoid:INCOMPATOBLE MATERIALS.
Hazardous Decomposition Products:NITROGEN OXIDES, CARBON MONOXIDE,
    CARBON DIOXIDE, SULFUR OXIDES (SOX), INCLUDING SULFUR OXIDE, AND
    SULFUR DIOXIDE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

===================  Toxicological Information	===================

Toxicological Information:RTECS #: CAS # 61-73-4: SO5600000. LD5/LC50:
    ORAL, MOUSE: LD50= 3500 MG/KG; ORAL, RAT: LD50=1180 MG/KG.
    CARCINOGENICITY: NOT LISTED BY ACGIH, IARC, NIOSH, NTP, OR OSHA.
    EPIDEIOLOGY: NO DATA AVAILABLE.  TERATOGENICITY: NO DAT AVAILABLE.
    REPRODUCTIVE EFFECTS: AN INCREASE IN POST IMPLANTATION MORTALITY
    WAS OBSERVED IN RATS 1-22 DAYS AFTER CONCEPTION. TDLO= 2500 MG/KG.
    NEUROTOXICITY: NO DATA AVAILABLE.  MUTAGENICITY: MUTATION STUDIES
    HAVE BEEN CONDUCTED IN MICROORGANISMS, ASCITES TUMOR CELLS FROM
    MICE, AND IN MAMMALIAN LYMPHOCYTE CELLS ACCORDING TO RTECS. OTHER
    STUDIES: NO DATA AVAILABLE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISPOSE OF IN A MANNER CONSISTENT  WITH FEDERAL,
    STATE, AND LOCAL REGULATIONS. RCRA D-SERIES MAXIMUM CONCENTRATION
    OF CONTAMINANTS: NONE LISTED. RCRA D-SRIES CHRONIC TOXIXITY
    REFERENCE LEVELS: NONE LI STED. RCRA F-SERIES, P-SERIES, U-SERIES:
    NONE LISTED. NOT LISTED AS A MATERIAL BANNED FROM LAND DISP OSAL
    ACCORDING TO RCRA.

===================  MSDS Transport Information  ===================

Transport Information:US DOT, IMO, IATA, RID/ADR, CANADIAN TDG: NO
    INFORMATION AVAILABLE.

=====================  Regulatory Information  =====================

SARA Title III Information:SECTION 302 (RQ): NONE OF THE CHEMICALS IN
    THIS MATERIAL HAVE AN RQ. SECTION 302 (TPQ): THIS PRODUCT DOES NOT
    HAVE A TPQ. SARA CODES: CAS #61-73-4: REACTIVE. SECTION 313: NO
    CHEMICALS ARE REPORTABLE U NDER SECTION 313. CLEAN AIR ACT: THIS
    MATERIAL DOES NOT CONTAIN ANY HAZARDOUS AIR POLLUTANTS NOR ANY
    CLASS 1 OZONE DEPLETORS, NOR ANY CLASS 2 OZONE DEPLETORS. CLEAN
    WATER ACT: NOT LISTED AS HAZARDOUS	SUBSTANCES UNDER THE CWA, NOR
    LISTED AS PRIORITY POLLUTANTS, NOR LISTED AS TOXIC POLLUTANTS UNDER
    THE CWA. OSHA: NONE OF THE CHEMICALS IN THIS PRODUCT ARE CONSIDERED
    HIGHLY HAZARDOUS BY OSHA.
Federal Regulatory Information:TSCA: CAS# 61-73-4 IS LISTED ON THE TSCA
    INVENTORY. HEALTH  AND REPORTING LIST: NOT ON THE HEALTH & SAFETY
    REPORTING LIST.CHEMICAL TEST RULES; NOT UNDER CHEMICAL TEST RULES.
    SECTION 12 B: NOT LISTED U NDER TSCA SECTION 12 B. TSCA SIGNIFICANT
    NEW USE RULE: THIS PRODUCT DOES NOT HAVE A SNUR UNDER TSCA.
State Regulatory Information:METHYLENE BLUE 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.

=======================  Other Information  =======================

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