Product ID:ARSENIC TRIOXIDE, AS28
MSDS Date:03/10/1996
FSC:6810
NIIN:00N084834
MSDS Number: CGTZR

SPEX CERTIPREP

203 NORCROSS AVE
METUCHEN, NJ 08840
US

Emergency Phone: 800-424-9300 (CHEMTREC)

Info Phone: 908-549-7144

Preparer: SUSHA RAMONE

Cage: 04XT3

SPEX CERTIPREP INC

METUCHEN, NJ 08840 US

Telephone: 732-549-7144

Cage: 04XT3

ARSENIC TRIOXIDE; (AS*2O*3) (SARA 302/313) (CERCLA)

CAS: 1327-53-3

RTECS: CG3325000

Fraction By Weight: 100%

OSHA PEL SEE 1910.1018

ACGIH TLV: 0.01 MG/M3, A1

EPA Report Quantity: 1 LB

DOT Report Quantity: 1 LB

LD50 LC50 Mixture:LD50 (ORAL RAT): 20 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:YES
Health Hazards Acute and Chronic:ACUTE: ARSENIC TRIOXIDE AS POWDER
CAUSES RESP CANCER. IT IS BELIEVED, HOWEVER, THAT A PROMOTER SUCH
AS SO*2, METAL OXIDE FUMES, SMOKING CIGARETTES, IRRITANT ACID GASES
&/OR ASSOC METALS, CU, FE, & PB MAY BE REQUIRED TO ELICIT CARCIN
RESPONSE. AS*2O*3 PURE & CRUDE IN AQUEOUS SOLN WAS FOUND TO BE
ALMOST (EFTS OF OVEREXP)
Explanation of Carcinogenicity:ARSENIC TRIOXIDE: IARC MONO, SUPP, VOL
7, PG 100, 1997: GROUP 1. NTP 7TH ANNUAL RPT ON CARCINS, 1994:
KNOWN (SUP DAT)
Effects of Overexposure:HLTH HAZ: TENFOLD MORE TOX THAN AS*2O*3
ADMINISTERED DRY BY SAME ROUTE. IF INHALED, INGESTED/ABSORBED THRU
SKIN, ARSENIC & ITS CMPDS CAN BE POISONOUS & MAY CAUSE DEATH.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES: FLUSH W/WATER FOR AT LEAST 15 MINUTES OCCASIONALLY
LIFTING UPPER & LOWER EYELIDS. SKIN: REMOVE CONTAMINATED CLOTHING,
THEN FLUSH W/WATER FOR AT LEAST 15 MINUTES. WASH CLOTHING THORO
BEFORE REUSE . INHAL: MOVE TO FRESH AIR. INGEST: DO NOT INDUCE
VOMITING. GET IMMEDIATE MEDICAL HELP. IF CONSCIOUS, GIVE A LARGE
QUANTITY OF WATER OR MILK. IF IRRIT CONTINUES, GET MEDICAL
ATTENTION IMMEDIATELY.

Flash Point:NOT COMBUSTIBLE
Extinguishing Media:APPROPRIATE TO SURROUNDING FIRE CONDITIONS.
Fire Fighting Procedures:WEAR NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT .
Unusual Fire/Explosion Hazard:MAY GIVE OFF TOXIC FUMES IN FIRE.

Spill Release Procedures:EVACUATE THE AREA OF THE SPILL. VENTILATE AREA
IMMEDIATELY. CONTAIN MATERIAL IN A BAG AND HOLD FOR PROPER
DISPOSAL. WASH SPILL SITE ONCE ALL MATERIAL IS PICKED UP. WEAR
PROTECTIVE CLOTHING, BOOTS AND GLOVES IN ADDITION TO NIOSH
APPROVED SCBA.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN A TIGHTLY SEALED CONTAINER.
Other Precautions:HIGH TEMPERATURE HAZARD. CARCINOGEN AND HIGHLY TOXIC.

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:CHEMICAL FUME HOOD.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGLES .
Other Protective Equipment:EMERGENCY EYEWASH AND DELUGE SHOWER MEETING
ANSI DESIGN CRITERIA . LAB COAT.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
SOL IN WATER: COLD-3.7G/100ML; HOT-10.14G/100ML. EXPLAN OF CARCIN: TO
BE CARCIN. OSHA REGULATED: CFR 29 1910.1018. HUMAN: LUNG TUMORS.

Melt/Freeze Pt:M.P/F.P Text:594F,312C
Spec Gravity:3.738
Solubility in Water:SUP DAT
Appearance and Odor:WHITE POWDER

Stability Indicator/Materials to Avoid:YES
ACIDS, OXIDIZING AGENTS, AND HALOGENS.
Stability Condition to Avoid:HEAT.
Hazardous Decomposition Products:TOXIC FUMES OF ARSENIC OXIDES. MAY
DECOMPOSE UPON EXPOSURE TO WATER OR MOIST AIR.

Waste Disposal Methods:CONTACT LOCAL HAZARDOUS OR CHEMICAL WASTE
DISPOSAL AGENCY FOR REGULATIONS. DISPOSE OF IN ACCORDANCE WITH
LOCAL, STATE AND FEDERAL REGULATIONS .

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.