SIGMA CHEMICAL COMPANY -- T3383 TETRACYCLINE HYDROCHLORIDE CRYSTALLINE  -- 6550-00F054309
<pre>=====================  Product Identification  =====================

Product ID:T3383 TETRACYCLINE HYDROCHLORIDE CRYSTALLINE
MSDS Date:05/19/1997
FSC:6550
NIIN:00F054309
=== Responsible Party ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:SAINT LOUIS
State:MO
ZIP:63178-5000
Country:US
Info Phone Num:314-771-5765/800-325-3010
Emergency Phone Num:314-771-5765/800-325-3010
CAGE:21076
=== Contractor Identification ===
Company Name:SIGMA CHEMICAL COMPANY
Address:3050 SPRUCE ST
Box:14508
City:ST LOUIS
State:MO
ZIP:63178
Country:US
Phone:314-771-5765
CAGE:21076

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

Ingred Name:TETRACYCLINE HYDROCHLORIDE
CAS:64-75-5
RTECS #:QI9100000

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

LD50 LC50 Mixture:ORAL LD50 (RAT): 6443 MG/KG
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:YES
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:HARMFUL BY INHALATION, INGESTION/SKIN
    ABSORPTION. IRRITATING TO EYES, SKIN, MUCOUS MEMBRANES & UPPER
    RESPIRATORY TRACT.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, NAUSEA, VOMITING, DIARRHEA,
    ALLERGIC REACTIONS

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

First Aid:SKIN/EYES: IMMEDIATELY FLUSH W/COPIOUS AMOUNTS OF WATER FOR
    AT LEAST 15 MINS. INHALATION: REMOVE TO FRESH AIR. IF NOT BREATHING
    GIVE CPR. IF BREATHING IS DIFFICULT GIVE OXYGEN. INGESTION: WASH
    OUT MOU TH W/WATER IF PERSON IS CONSCIOUS. OBTAIN MEDICAL ATTENTION
    IN ALL CASES.

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

Extinguishing Media:USE AS APPROPRIATE TO SURROUNDING CONDITIONS.
Fire Fighting Procedures:WEAR SCBA & FULL PROTECTIVE CLOTHING TO
    PREVENT CONTACT W/SKIN & EYES.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES.

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

Spill Release Procedures:WEAR FULL PROTECTVE GEAR. SWEEP UP, PLACE IN
    BAG & HOLD FOR DISPOSAL. AVOID RAISING DUST. VENTILATE & WASH SITE
    AFTER PICKUP.

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

Handling and Storage Precautions:WASH THOROUGHLY AFTER HANDLING. KEEP
    TIGHTLY CLOSED. STORE IN A COOL DRY PLACE.

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

Respiratory Protection:NIOSH/MSHA APPROVED RESPIRATOR
Ventilation:USE CHEMICAL FUME HOOD
Protective Gloves:CHEMICAL RESISTANT
Eye Protection:SAFETY GOGGLES
Other Protective Equipment:SAFETY SHOWER & EYE BATH
Work Hygienic Practices:REMOVE/LAUNDER CONTAMINATED CLOTHING BEFORE
    REUSE.
Supplemental Safety and Health

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

Boiling Pt:B.P. Text:428-433.4F
Appearance and Odor:SOLID

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

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Stability Condition to Avoid:LIGHT
Hazardous Decomposition Products:TOXIC FUMES: CO, CO2, NITROGEN OXIDES,
    HYDROGEN CHLORIDE GAS

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

Waste Disposal Methods:DISSOLVE/MIX W/COMBUSTIBLE SOLVENT & BURN IN A
    CHEMICAL INCINERATOR EQUIPPED W/AN AFTERBURNER & SCRUBBER. DISPOSE
    OF IAW/FEDERAL, STATE & LOCAL REGULATIONS.

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 disclaims all liability for its use.  Any person utilizing this
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