cobalt (sara iii) iron, ion (fe 2+); (iron) magnesium. ld50:250 mg/kg niobium tungsten vanadium (sara iii) trace elements (sn, pb, zn, p, s, ti, al, sb) supp data: limit for non carcinogenic cr+4 be reduced to ing 14: hrs a day, 40 hrs per week, with a ceiling level of ing 15:recommended further that cr+4 in the workplace be ing 16:demonstrated that only non carcin cr+4 cmpds ing 17: chromic acid & cr+4 should be consulted for more carbon. ld50: 440 mg/kg manganese (sara iii) silicon chromium (sara iii) nickel (sara iii) molybdenum
LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:ACUTE:IDLH LEVEL FOR CO IS 20 MG/M3
FOR FUME & DUST. NI & CR ARE CARCINOGENIC W/PRLNGD EXPOS.
CHRONIC:CO IS CARCINOGENIC TO LUNGS & SKIN. PRLNGD CNTCT/INGESTION
CAUSES DECREASED PULMONARY FUNCTIONS &/ OR DERMATITIS. TARGET
ORGANS:RESP SYS, LUNGS, EYES, SKIN. CERTAIN FORMS OF CHROMIUM IV
(CR+4) HAVE BEEN(EFTS OF OVEREXP)
Explanation of Carcinogenicity:CHROMIUM: GROUP 1 (NTP), GROUP 1 (IARC).
NICKEL: GROUP 2 (NTP), GROUP 1 (IARC).
Effects of Overexposure:HLTH HAZ:FOUND TO CAUSE INCR RESP CANCER AMONG
WORKERS. CERTAIN OTHER FORMS OF CR+4 ARE CURRENTLY BELIEVED TO BE
NON CARCINOGENIC. THEY ARE THE MONOCHROMATES & BICHROMATES
(DICHROMATES) OF HYDROGEN, L ITHIUM, SODIUM, POTASSIUM, RUBIDIUM,
CESIUM, & AMMONIUM, & CR+4 OXIDE (CHROMIC ACID ANHYDRIDE). NIOSH
HAS (SUPP DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.
======================= First Aid Measures =======================
First Aid:EYE: IRRIGATE IMMEDIATELY WITH LARGE AMOUNTS OF WATER FOR AT
LEAST 15 MIN. SKIN: WASH WITH SOAP AND WATER PROMPTLY. INHAL:
ARTIFICIAL RESPIRATION IF BREATHING HAS STOPPED. INGEST: ADMINISTER
WATER AND INDUCE VOMITING.
===================== Fire Fighting Measures =====================
Flash Point:SOLID
Extinguishing Media:DRY POWDER OR SAND.
Fire Fighting Procedures:NONE. WEAR NIOSH/MSHA APPROVED SCBA AND FULL
PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE.
Respiratory Protection:AVOID BRTHG ZINC OXIDE FUMES. NIOSH/MSHA
APPROVED HIGH EFFICIENCY PARTICULATE RESPIRATOR WITH DUST CONC
GREATER THAN 50 MG/M3. IF DUST CONC REACH A LEVEL GREATER THAN 2000
MG/M3 A NIOSH/MSHA APPROVED OXYGEN BRTHG APPARATUS IS REQUIRED.
Ventilation:LOCAL EXHAUST. MECHANICAL: CLOSED AREAS.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: NOT CONDUCTED AN IN DEPTH STUDY OF THE TOXICITY OF
CHROMIUM METAL/CMPDS CONTAINING CHROMIUM IN AN OXIDATION STATE
OTHER THAN CR+4. NIOSH RECOMMENDS THAT THE PERMISSIBLE EXPOSURE
LIMIT FOR CARCINOGENIC CR+4 CMPDS BE AS OCCUPATIONAL CARCINOGENS.
NIOSH ALSO RECOMMENDS THAT THE PERMISSIBLE EXPOS (ING 14)
HCC:N1
Melt/Freeze Pt:M.P/F.P Text:2500F,1371C
Vapor Pres:SOLID
Vapor Density:SOLID
Spec Gravity:7.86
Evaporation Rate & Reference:SOLID
Solubility in Water:NOT SOLUBLE
Appearance and Odor:GRAYISH WHITE METAL. COLOR MAY VARY WITH
COMPOSITION.
Percent Volatiles by Volume:NONE
================= Stability and Reactivity Data =================
Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZERS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:SOLID
Waste Disposal Methods:DISPOSAL SHOULD BE 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.