Valid 11/1999 - 01/2000
Riedel-de Haen
3050 Spruce St.
St. Louis, MO 63178 USA
Tel: 314-289-6000
MATERIAL SAFETY DATA SHEET
SECTION 1. - - - - - - - - - CHEMICAL IDENTIFICATION- - - - - - - - - -
CATALOG #: 27730
NAME: OXALIC ACID ANHYDROUS, 99%
SECTION 2. - - - - - COMPOSITION/INFORMATION ON INGREDIENTS - - - - - -
CAS #: 144-62-7
MF: C2H2O4
EC NO: 205-634-3
SYNONYMS
ACIDE OXALIQUE (FRENCH) * ACIDO OSSALICO (ITALIAN) * AKTISAL *
AQUISAL * ETHANEDIOIC ACID * ETHANEDIONIC ACID * KYSELINA STAVELOVA
(CZECH) * NCI-C55209 * OXAALZUUR (DUTCH) * OXALIC ACID (ACGIH:OSHA) *
OXALSAEURE (GERMAN) *
SECTION 3. - - - - - - - - - - HAZARDS IDENTIFICATION - - - - - - - - -
LABEL PRECAUTIONARY STATEMENTS
CORROSIVE
CAUSES BURNS.
HARMFUL IN CONTACT WITH SKIN AND IF SWALLOWED.
POSSIBLE RISK OF HARM TO THE UNBORN CHILD.
TARGET ORGAN(S):
KIDNEYS
NERVES
IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF
WATER AND SEEK MEDICAL ADVICE.
TAKE OFF IMMEDIATELY ALL CONTAMINATED CLOTHING.
WEAR SUITABLE PROTECTIVE CLOTHING, GLOVES AND EYE/FACE
PROTECTION.
SECTION 4. - - - - - - - - - - FIRST-AID MEASURES- - - - - - - - - - -
IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH COPIOUS
AMOUNTS OF WATER FOR AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED
CLOTHING AND SHOES.
IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING GIVE ARTIFICIAL
RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
ASSURE ADEQUATE FLUSHING OF THE EYES BY SEPARATING THE EYELIDS
WITH FINGERS.
SECTION 5. - - - - - - - - - FIRE FIGHTING MEASURES - - - - - - - - - -
EXTINGUISHING MEDIA
CARBON DIOXIDE, DRY CHEMICAL POWDER OR APPROPRIATE FOAM.
SPECIAL FIREFIGHTING PROCEDURES
WEAR SELF-CONTAINED BREATHING APPARATUS AND PROTECTIVE CLOTHING TO
PREVENT CONTACT WITH SKIN AND EYES.
UNUSUAL FIRE AND EXPLOSIONS HAZARDS
THIS MATERIAL, LIKE MOST MATERIALS IN POWDER FORM, IS CAPABLE OF
CREATING A DUST EXPLOSION.
SECTION 6. - - - - - - - - ACCIDENTAL RELEASE MEASURES- - - - - - - - -
WEAR RESPIRATOR, CHEMICAL SAFETY GOGGLES, RUBBER BOOTS AND HEAVY
RUBBER GLOVES.
SWEEP UP, PLACE IN A BAG AND HOLD FOR WASTE DISPOSAL.
AVOID RAISING DUST.
SECTION 7. - - - - - - - - - - HANDLING AND STORAGE- - - - - - - - - - -
REFER TO SECTION 8.
SECTION 8. - - - - - - EXPOSURE CONTROLS/PERSONAL PROTECTION- - - - - -
WEAR APPROPRIATE NIOSH/MSHA-APPROVED RESPIRATOR, CHEMICAL-RESISTANT
GLOVES, SAFETY GOGGLES, OTHER PROTECTIVE CLOTHING.
SAFETY SHOWER AND EYE BATH.
USE ONLY IN A CHEMICAL FUME HOOD.
DO NOT BREATHE DUST.
DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
AVOID PROLONGED OR REPEATED EXPOSURE.
WASH THOROUGHLY AFTER HANDLING.
DISCARD CONTAMINATED CLOTHING AND SHOES.
KEEP TIGHTLY CLOSED.
STORE IN A COOL DRY PLACE.
SECTION 9. - - - - - - - PHYSICAL AND CHEMICAL PROPERTIES - - - - - - -
PHYSICAL PROPERTIES
MELTING POINT: 189 C
VAPOR PRESSURE: < 0.01 MMHG
VAPOR DENSITY: 4.4 G/L
SECTION 10. - - - - - - - - -STABILITY AND REACTIVITY - - - - - - - - -
INCOMPATIBILITIES
PROTECT FROM MOISTURE.
AVOID CONTACT WITH METALS.
ALKALI METALS
HAZARDOUS COMBUSTION OR DECOMPOSITION PRODUCTS
CARBON MONOXIDE, CARBON DIOXIDE
HAZARDOUS POLYMERIZATION
WILL NOT OCCUR.
SECTION 11. - - - - - - - - - TOXICOLOGICAL INFORMATION - - - - - - - -
ACUTE EFFECTS
TO THE BEST OF OUR KNOWLEDGE, THE CHEMICAL, PHYSICAL, AND
TOXICOLOGICAL PROPERTIES HAVE NOT BEEN THOROUGHLY INVESTIGATED.
MATERIAL IS EXTREMELY DESTRUCTIVE TO TISSUE OF THE MUCOUS MEMBRANES
AND UPPER RESPIRATORY TRACT, EYES AND SKIN.
INHALATION MAY RESULT IN SPASM, INFLAMMATION AND EDEMA OF THE
LARYNX AND BRONCHI, CHEMICAL PNEUMONITIS AND PULMONARY EDEMA.
SYMPTOMS OF EXPOSURE MAY INCLUDE BURNING SENSATION, COUGHING,
WHEEZING, LARYNGITIS, SHORTNESS OF BREATH, HEADACHE, NAUSEA AND
VOMITING.
HARMFUL IF ABSORBED THROUGH SKIN.
MAY BE HARMFUL IF INHALED.
HARMFUL IF SWALLOWED.
CHRONIC EFFECTS
POSSIBLE RISK OF CONGENITAL MALFORMATION IN THE FETUS.
TARGET ORGAN(S):
KIDNEYS
NERVES
BLOOD
EYES
RTECS #: RO2450000
OXALIC ACID
IRRITATION DATA
SKN-RBT 500 MG/24H MLD 85JCAE -,311,1986
EYE-RBT 250 UG/24H SEV 85JCAE -,311,1986
EYE-RBT 100 MG/4S RINSE SEV FCTOD7 20,573,1982
TOXICITY DATA
ORL-WMN LDLO:600 MG/KG YKYUA6 31,959,1980
ORL-RAT LD50:7500 MG/KG TXAPA9 42,417,1977
UNR-RAT LD50:1400 MG/KG GISAAA 50(3),57,1985
IPR-MUS LD50:270 MG/KG TXCYAC 62,203,1990
TARGET ORGAN DATA
GASTROINTESTINAL (CHANGES IN STRUCTURE OR FUNCTION OF ESOPHAGUS)
GASTROINTESTINAL (HYPERMOTILITY, DIARRHEA)
GASTROINTESTINAL (OTHER CHANGES)
ONLY SELECTED REGISTRY OF TOXIC EFFECTS OF CHEMICAL SUBSTANCES
(RTECS) DATA IS PRESENTED HERE. SEE ACTUAL ENTRY IN RTECS FOR
COMPLETE INFORMATION.
SECTION 12. - - - - - - - - - ECOLOGICAL INFORMATION - - - - - - - - - -
DATA NOT YET AVAILABLE.
SECTION 13. - - - - - - - - - DISPOSAL CONSIDERATIONS - - - - - - - - -
DATA NOT AVAILABLE
SECTION 14. - - - - - - - - - - TRANSPORT INFORMATION - - - - - - - - -
CONTACT SIGMA CHEMICAL COMPANY FOR TRANSPORTATION INFORMATION.
SECTION 15. - - - - - - - - - REGULATORY INFORMATION - - - - - - - - - -
EUROPEAN INFORMATION
EC INDEX NO: 607-006-00-8
CORROSIVE
R 21/22
HARMFUL IN CONTACT WITH SKIN AND IF SWALLOWED.
S 24/25
AVOID CONTACT WITH SKIN AND EYES.
REVIEWS, STANDARDS, AND REGULATIONS
OEL=MAK
ACGIH TLV-STEL 2 MG/M3 DTLVS* TLV/BEI,1997
ACGIH TLV-TWA 1 MG/M3 DTLVS* TLV/BEI,1997
EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
FEREAC 54,7740,1989
MSHA STANDARD-AIR:TWA 1 MG/M3
DTLVS* 3,193,1971
OSHA PEL (GEN INDU):8H TWA 1 MG/M3
CFRGBR 29,1910.1000,1994
OSHA PEL (CONSTRUC):8H TWA 1 MG/M3
CFRGBR 29,1926.55,1994
OSHA PEL (SHIPYARD):8H TWA 1 MG/M3
CFRGBR 29,1915.1000,1993
OSHA PEL (FED CONT):8H TWA 1 MG/M3
CFRGBR 41,50-204.50,1994
OEL-ARAB REPUBLIC OF EGYPT:TWA 1 MG/M3 JAN 1993
OEL-AUSTRIA: MAK 1 MG/M3, JAN1999
OEL-AUSTRALIA:TWA 1 MG/M3;STEL 2 MG/M3 JAN 1993
OEL-BELGIUM:TWA 1 MG/M3;STEL 2 MG/M3 JAN 1993
OEL-DENMARK: TWA 1 MG/M3, JAN1999
OEL-FINLAND:TWA 1 MG/M3;STEL 3 MG/M3 JAN 1993
OEL-THE NETHERLANDS:TWA 1 MG/M3 JAN 1993
OEL-THE PHILIPPINES:TWA 1 MG/M3 JAN 1993
OEL-SWITZERLAND:TWA 1 MG/M3 JAN 1993
OEL-POLAND: MAC(TWA) 1 MG/M3, MAC(STEL) 2 MG/M3, JAN1999
OEL-UNITED KINGDOM:TWA 1 MG/M3;STEL 2 MG/M3 JAN 1993
OEL-SWEDEN: NGV 1 MG/M3, KTV 2 MG/M3, JAN1999
OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA CHECK ACGIH TLV
OEL IN NEW ZEALAND, SINGAPORE, VIETNAM CHECK ACGIH TLV
NIOSH REL TO OXALIC ACID-AIR:10H TWA 1 MG/M3;STEL 2 MG/M3
NIOSH* DHHS #92-100,1992
NOHS 1974: HZD 52480; NIS 109; TNF 11395; NOS 66; TNE 180732
NOES 1983: HZD 52480; NIS 75; TNF 6866; NOS 84; TNE 142000; TFE 58727
EPA TSCA SECTION 8(B) CHEMICAL INVENTORY
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1999
SECTION 16. - - - - - - - - - - OTHER INFORMATION- - - - - - - - - - - -
THE ABOVE INFORMATION IS BELIEVED TO BE CORRECT BUT DOES NOT PURPORT TO
BE ALL INCLUSIVE AND SHALL BE USED ONLY AS A GUIDE. SIGMA, ALDRICH,
FLUKA SHALL NOT BE HELD LIABLE FOR ANY DAMAGE RESULTING FROM HANDLING
OR FROM CONTACT WITH THE ABOVE PRODUCT. SEE REVERSE SIDE OF INVOICE OR
PACKING SLIP FOR ADDITIONAL TERMS AND CONDITIONS OF SALE.
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