MATERIAL SAFETY DATA SHEET
ARSENIC TRISULFIDE GLASS
Section 1 - Manufacturer Identification Section 4 - Reactivity Data
Manufacturer鈥檚 Name: Amorphous Materials, Inc. Stability: Stable compound.
Address: 3130 Benton Street, Garland, Texas 75042 Incompatibility (materials to avoid): None known.
Emergency telephone: (972) 494-5624 Conditions to avoid: None known.
FAX address: (972) 272-7971 Hazardous polymerization: Will not occur.
E-mail address: amorphousm@aol.com Hazardous decomposition or by-products: None known.
Web site: www.AmorphousMaterials.com Special Note: Reactivity information found in the literature
pertaining to the mineral form of arsenic trisulfide does not apply
Section 2 - Physical Data to Arsenic Trisulfide Glass. The arsenic and sulfur in the
amorphous glass product is tightly bound and will not combine
with the several chemical materials said to have adverse reactions
CAS No.: 1303-33-9
with the naturally occurring form of arsenic trisulfide. Arsenic
Ingredients (Typical values-not specifications):
Trisulfide Glass is a stable, non-deteriorating, homogeneous glass
Arsenic 60.9%
(Ref. 4). Stability and optical characteristics of Arsenic Trisulfide
Sulfur 39.1%
Glass is also discussed in University of Michigan Research Report
Product classified as: Non-hazardous
No. 2389-11-S and 2389-11-S1 (Ref. 5; Ref. 6).
DOT warning statement: None considered necessary
Solubility: Insoluble in water and acids. Accelerated testing showed
Section 5 - Health Hazard Data
no changes after 7-day exposure to water (Ref. 1). Concentrated
hydrochloric acid shows no effect after 12 hours. The glass maybe
A Threshold Limit Value ( TLV) has not been established for
attacked by alkaline solutions (Ref. 2).
Arsenic Trisulfide Glass. Nor, has the Occupational Safety and
Melting point: 300o C
Health Administration (OSHA) set a Permissible Exposure Limit
Boiling point: 707o C
(PEL). Recommended human exposure levels for the individual
Specific gravity: 3.198
components of Arsenic Trisulfide Glass are as follows:
Solubility in water: Insoluble
Arsenic compounds. 10 micrograms per cubic meter of air
Appearance: Ruby red, glassy looking, soft, brittle, somewhat
( g/M3) determined as a time-weighted average (TWA)
fragile, non-odorous.
exposure for up to eight hours of exposure. (Source: OSHA 29
Special Note: The physical characteristics of naturally occurring
CFR 1900.1018).
arsenic trisulfide (called orpiment, auri pigment, arsenic yellow,
Sulfur compounds. No TLV or PEL has been established.
king鈥檚 yellow, king鈥檚 gold) (Ref. 3) are considerably different from
Personal exposure should be limited to that of a nuisance dust
Arsenic Trisulfide Glass, a manufactured product. Mineral arsenic
(5 g/M3 determined as a TWA exposure of up to eight hours
trisulfide is a crystalline material while Arsenic Trisulfide Glass is
(Source: OSHA 29 CFR 1910.1000, Subpart Z, Table Z-1,
amorphous. Amorphous forms of materials generally are more inert
revised).
than crystalline forms.
Route(s) of entry: None.
Health hazards (acute and chronic): None.
Section 3 - Fire and Explosion Hazard Data
Signs and symptoms of exposure: None known.
Medical conditions generally aggravated by exposure: None
Flash point: None Flammable limits: Non-flammable.
known.
LEL: None; UEL: None.
Emergency and first aid procedures:
Extinguishing media: None required.
Eyes-Flush with flowing water for 15 minutes after contact
Special fire fighting procedures: No special techniques required.
with dust, fumes or slurry. Seek medical attention as for any eye
Use extinguisher type suitable for surrounding fire.
injury.
Special Note: Fire, explosion and reactivity hazard information
Skin-Flush with copious amounts of water after skin contact
found in the literature for the mineral arsenic trisulfide (orpiment),
with dust, fumes or slurry.
does not apply to Arsenic Trisulfide Glass, which is a stable
Inhalation-If ill effects develop, remove exposed person to fresh
product exhibiting no flammable properties. It is not easily oxidized
air. Keep person warm and quiet. Seek medical attention as for any
as is naturally occurring arsenic trisulfide. Therefore, no special
severe respiratory exposure.
handling, storage or transportation precautions for fire prevention or
Ingestion-Should not present a problem. If material is
extinguishment is required for Arsenic Trisulfide Glass.
accidently swallowed, induce vomiting. Seek medical assistance.
Unusual fire and explosion hazards: None.
Possible effects of overexposure: No adverse health effects should
occur from exposure to Arsenic Trisulfide Glass. Under extreme
conditions, individual components of Arsenic Trisulfide
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MATERIAL SAFETY DATA SHEET
ARS ENIC TRIS ULFIDE GLAS S
Glass material could possibly (although not likely) cause non- the reporting requirements of Section 313 of the Emergency
specific symptoms. If heated to temperatures greater than 500 C o, Planning and Community Right-To-Know Act of 1986 and of
decomposition of the product may allow the sulfur to react 40CFR372:
slowly with the atmosphere to form SO2. This is not a violent
reaction. For this reason, prudence suggests that good general CAS # 744-38-2
ventilation should be used with local exhaust ventilation added Chemical name: Arsenic
as may become necessary. Percent by weight: 60.9%
Section 6 - Precautions For Safe Handling & Use Section 9 - References
Action to take for spills: Any spill of Arsenic Trisulfide Glass 1. IR TRANSMITTING OPTICAL GLASS TRG1, Information
will most likely come from spill of polishing or grinding No. 61-1968, Jenaer Glaswerk Schott & Gen., West Germany,
compound sludge. Abraded particles of Arsenic Trisulfide Glass April 1968.
material will be a minor contaminant in the spill. Contain the 2. IRG1 Arsenic Trisulfide Glass, Infrared Transmitting Optical
spill. Clean up the spill. Transfer spilled material to a separate Materials, Schott Optical Glass, Inc., Duryea, Pennsylvania,
container for disposal. 1971.
Waste Disposal Method: Store Arsenic Trisulfide Glass waste in 3. The Merck Index, 11th Ed., Merck & Co., Inc., Rahway, New
a covered container with other arsenic containing waste materials Jersey, 1989 (p. 837).
and make proper disposal as a hazardous waste. Arsenic is 4. Servofrax Arsenic Trisulfide Glass, Brochure TDS-R-4, Servo
regulated as a hazardous waste material under CERCLA/RCRA Corporation of America, Hicksville, New York, 1986.
regulations. Therefore, it must be disposed of in a permitted 5. Arsenic Trisulfide Glass, Optical Materials for Infra-red
hazardous waste facility in compliance with EPA and/or other Instrumentation, Report No. 2389-11 S, Stanley S. Ballard and
applicable local, state and federal regulations applicable at the Kathryn A,. McCarthy and William L. Wolfe, Institute of
time of disposal and should be handled in a manner acceptable to Science & Technology, University of Michigan, Ann Arbor,
good waste management practice (RQ=100 pounds for EP Michigan, 1959 (p. 32).
toxicity - arsenic). 6. Optical Materials for Infra-red Instrumentation, Supplement
Precautions during handling and storage: None needed during 1, Report No. 2389-11-S1, Institute of Science & Technology,
handling, storage or processing of Arsenic Trisulfide Glass.. University of Michigan, Ann Arbor, Michigan, 1961.
EPA Section 313 notification: Not required. 7. Occupational Safety and Health Standards for General
Industry, 29CFR1910.1018(c), Occupational Safety and Health
Section 7 - Control Measures Administration, U.S. Department of Labor, Washington, D.C.,
1989.
8. Hazardous Chemicals Desk Reference, N. Irving Sax and
Ventilation: Local ventilation should be provided that is
Richard J Lewis, Sr., Van Nostrand Reinhold Company, New
sufficient to remove any dusts, mists or odors that may evolve
York, 1987 (p. 795).
during processing. Forced exhaust air of 100 lineal feet per
9. Air Contaminants - Permissible Exposure Limits, Table Z-3,
minute (lfm) face velocity should be adequate. Avoid breathing
OSHA 3112, Occupational Safety and Health Administration,
any fumes or dusts that may be generated because of arsenic
U.S. Department of Labor, Washington, D.C., 1989.
content of finished product.
Respiratory protection: Not required under ordinary
Special Note: This Material Safety Data Sheet is considered to be an
circumstances if adequate ventilation is provided. In unventilated
essentially similar form to OSHA Form-174 (a non-mandatory form format) and
areas a high efficiency respirator approved for toxic dusts should is substituted in lieu thereof. This information is furnished gratuitously,
be used. independent of any sale of the product, only for your investigation and
independent verification. While the information is believed to be correct,
Personal protective equipment (PPE): Rubber gloves and plastic
Amorphous Materials, Inc. makes no representation as to the absolute accuracy
aprons should be provided during abrasive polishing operations. of the information contained herein. The final word on all OSHA and EPA
Arsenic Sulfide Glass is not absorbed through the skin. PPE is regulations is that published in the Federal Register.
recommended to avoid contact with grinding sludge which may
contain other contaminants that could cause adverse skin or Date of preparation: December 1, 2005.
Prepared by: Dr. Roy H. Kinslow, P.E.
health effects.
Dallas, Texas
Eye protection: Chemical workers goggles or plastic face shields
should be used to provide eye protection from dusts, fumes,
mists or flying particles should product break or fragment during
processing.
Section 8 - Section 313 Supplier Notification
This product contains the following listed chemical subject to
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