Product ID:L-(-)-CYSTINE, ACC12377
MSDS Date:03/24/1993
FSC:6810
NIIN:00N048863
MSDS Number: BTYYW

FISHER SCIENTIFIC

1 REAGENT LANE
FAIR LAWN, NJ 07410
US

Emergency Phone: 201-796-7100;800-424-9300(CHEMTREC)

Info Phone: 201-796-7100

Cage: 1B464

FISHER SCIENTIFIC CO. CHEMICAL MFG DIV

FAIRLAWN, NJ 07410-2802 US

Telephone: 201-796-7100

Cage: 1B464

CYSTINE, L-; (L-(-)-CYSTINE)

CAS: 56-89-3

RTECS: HA2690000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: N/K

TREAT SYMPTOMATICALLY & SUPPORTIVELY. GET MED ATTN

RTECS: 9999999ZZ

NO SPECIFIC ANTIDOTE. TREAT

RTECS: 9999999ZZ

CONCS OF ANY OF COMPONENTS. IF RESP PROT IS REQD,

RTECS: 9999999ZZ

MUST NOT EXCEED WORKING LIMITS OF RESPIRATOR & BE

RTECS: 9999999ZZ

FOUNTAIN W/IN THE IMMEDIATE WORK AREA FOR

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:NO Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL/SKIN/EYE/INGEST:NO DATA
AVAILABLE. CHRONIC:INHAL/SKIN/EYE:NO DATA AVAILABLE. INGEST:HIGH
LEVELS IN THE DIET OF RATS PRODUCED A DECREASE IN FOOD INTAKE & A
SEVERE GROWTH-DEPRESSION. REPROD UCTIVE EFFECTS HAVE BEEN REPORTED
IN ANIMALS.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:REMOVE FROM EXPOS AREA TO FRESH AIR IMMED. IF BRTHG HAS
STOPPED, PERFORM ARTF RESP. KEEP PERS WARM & AT REST. TREAT
SYMPTOMATICALLY & SUPPORTIVELY. GET MED ATTN IMMED. SKIN:REMOVE
CONTAM CLTHG & SHOES IMMED. WASH AFFECTED AREA W/SOAP/MILD
DETERGENT LG AMTS OF WATER UNTIL NO EVID OF CHEM REMAINS (APPROX
15-20 MINS). GET MED ATTN IMMED. EYE:WASH IMMED W/LG AMTS OF
WATER/NORMAL SALINE, (SUPDAT)

Flash Point:NON-FLAMMABLE
Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE, WATER SPRAY OR
REGULAR FOAM. FOR LARGE FIRES, USE WATER SPRAY OR REGULAR FOAM.
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
MOVE CNTNR FROM FIRE AREA IF YOU CAN DO IT W/OUT RISK. DO NOT
SCATTER SPILLED MATL W/HIGH-PRESS (SUPP DATA)
Unusual Fire/Explosion Hazard:SLIGHT FIRE HAZARD WHEN EXPOSED TO HEAT
OR FLAME. DUST-AIR MIXTURES MAY IGNITE OR EXPLODE.

Spill Release Procedures:SWEEP UP & PLACE IN SUITABLE CLEAN, DRY
CONTAINERS FOR RECLAMATION OR LATER DISPOSAL. DO NOT FLUSH SPILLED
MATERIAL INTO SEWER. KEEP UNNECESSARY PEOPLE AWAY.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:OBSERVE ALL FEDERAL, STATE & LOCAL
REGULATIONS WHEN STORING THIS SUBSTANCE. STORE AWAY FROM
INCOMPATIBLE SUBSTANCES.
Other Precautions:AVOID REPEATED OR PROLONGED CONTACT W/THIS SUBSTANCE.

Respiratory Protection:BASED ON COMPONENTS PRESENT &/OR INFO IN
PHYSICAL DATA, HLTH EFTS/TOX SECTIONS, NO RESP WOULD BE REQD UNDER
NORM CNDTNS OF USE. HOWEVER, AIR CONTAM MONITORING SHOULD BE
CARRIED OUT TO ASSURE THAT EMPL OYEES ARE NOT EXPOS TO HARMFUL (ING
4)
Ventilation:PROVIDE LOCAL EXHAUST OR GENERAL DILUTION VENTILATION
SYSTEM.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:SPLASH-PROOF/DUST-RESISTANT SAFTY GOGGS.
Other Protective Equipment:WHERE THERE IS ANY POSS THAT EMPLOYEE'S EYES
MAY BE EXPOS TO THIS SUBSTANCE, EMPLOYER SHOULD PROVIDE AN EYE WASH
(ING 6)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
MP:>500F,>260C (DECOMPOSES). FIRE FIGHT PROC:WATER STREAMS. DIKE
FIRE-CONTROL WATER FOR LATER DISP. USE AGENTS SUITABLE FOR TYPE OF
SURROUND FIRE. AVOID BRTHG HAZ VAPS. KEEP UPWIND. FIRST AID
PROC:OCC AS LIFTING UPPER & LOWER LIDS, UNTIL NOEVID OF CHEM
REMAINS (AT LST 15-20 MINS). GET MED ATTN IMMED. INGEST: (ING 2)

HCC:N1
Melt/Freeze Pt:M.P/F.P Text:SUPP DATA
Spec Gravity:1.677
Solubility in Water:0.0112%
Appearance and Odor:WHITE, CRYSTALLINE PLATES.

Stability Indicator/Materials to Avoid:YES
OXIDIZERS (STRONG): FIRE & EXPLOSION HAZARD.
Stability Condition to Avoid:MAY BURN BUT DOES NOT IGNITE READILY.
AVOID CONTACT W/STRONG OXIDIZERS, EXCESSIVE HEAT, SPARKS OR OPEN
FLAME.
Hazardous Decomposition Products:THERMAL DECOMPOSITION PRODUCTS MAY
INCLUDE TOXIC OXIDES OF CARBON, NITROGEN & SULFUR.

Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE & LOCAL REGULATIONS
WHEN DISPOSING OF THIS SUBSTANCE.

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.