ELECTRONIC SPACE PRODUCTS INTERNATIONAL
1050 Benson Way, Ashland, OR 97520
Toll Free (800) 638-2581 * Fax (541) 488-8313
E-Mail: sales@espimetals.com
MATERIAL SAFETY DATA SHEET
I PRODUCT IDENTIFICATION
Chloroauric Acid Go ld Salt
Trade Name: Chem ical Nature:
Hyd rogen tetrachloroaurate(III) HAuCl 4 *xH 2O
Synonyms: Form ula:
27988 -77-8
CAS #:
II HAZAR DOUS INGRED IENTS
Haz ardous C omp onents % OSHA/PEL ACGIH/TLV
1.0 m g/m 3 1.0 m g/m 3
Chloroauric Acid 0-100
III PHYSICAL DATA
25 oC
Decom poses
Boiling Point 760 mm Hg: Melting Point:
Very soluble N/A
Solubility in Water: Specific Gravity (H 2O=1):
N/A N/A
Vapor Pressure: Vapor Density (air=1):
Yellow-oran ge crystalline pow der, faint chlorine odor.
Appearance and Odor:
IV FIRE AND EXPLOSION H AZARDS DATA
Flash Point (Method used): N/A Autoignition Temperature: No Data
Flamm able Lim its in Air: Lower: N/A Upper: N/A
Extingu ishing Media: Use CO 2, foam, or dry chemical, water
Special Fire Fighting Procedures: Self contained breathing ap paratus.
Unusual Fire and Explosion Hazards: May emit toxic fumes on decomposition.
V HEALTH H AZARD DA TA
Effects of Exposure: Corrosive solid, sk in irritant, mu cou s mem bran e irritant.
Other Health Hazards: To the best of our knowledge the acute and chronic toxicity of this substance has not been fully investigated
EMERG ENCY AND FIRST AID PROCEDURES
INHALATION: Remove from exposure, seek imm ediate medical attention.
INGESTION: Seek immediate medical attention.
SK IN: Rem ove contaminated clothing, flo od sk in with large am oun ts of w ater. Seek m edica l assistanc e as necessary, especially if
irritation develops or pe rsists.
EYE: Imm ediately flush eyes, including under eyelids, with large amounts of water for at least 15 minutes. Call a physician.
VI REACTIVITY DATA
Stability: Unstable
Co nditio ns to Av oid: Extreme heat
Incompatibility (Materials to Avoid): Ferrous sulfate, organics, NH 3, Zn, KCN.
Haz ardous D ecomposition Produc ts: Chlorine
Hazardous Polymerization: Will not occur
VII SPILL OR LEAK PROC EDURES
Steps to Be Taken in Case Material Is Released or Spilled: Sweep up and place in airtight plastic container.
Waste Disposal: Ship to precious m etal refiner. Dispo se of in acco rdance with State, Fe deral and Loca l regulations.
VIII SPECIAL PROTECTION INFORMATION
Ventilation Req uirements: Fume hood
Respiratory Protection: NIOSH/MSHA approved respirator
Eye/Face Protection: Goggles
Protective Gloves: Rubber
Other Protective Equipment: Norm al lab wear.
IX SPECIAL PRECAUTIONS
Other Handling and Storage Conditions: Keep containe r tightly closed. Sto re in a coo l, dry, well-ventilated area. W ash
thoroughly after use.
Special Labe ls: Keep tightly closed, read M SDS before using, H ygro scopic. In co mp liance with OSH A an d NF PA re quirem ents.
Employers should use this information only as a supplement to other information gathered by them, and should make
indepen den t judg em ent of suitab ility of this informa tion to ensu re pro per u se and protect th e hea lth and safety of emp loyees. Th is
information is furnished without w arranty, and any use of the produc t not in conform ance with this M aterial Safety Data Sheet, or in
com bination with any other prod uct or process, is the responsibility of the user.
Issued by: S. Dierks
Date: May 2001
-Chloroauric Acid 2-
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