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



                  Am mon ium H exachloroosm ate IV                                              (NH 4) 2 OsCl6

Trade Name:                                                                  Form ula:





II       HAZAR DOUS INGRED IENTS



                                                                                                1.0 m g/m 3

%:       100                                                                 TLV (Units):





III      PHYSICAL DATA



                            N/A                                                                          N/A

Melting Point:                                                               Specific Gravity:

                            Black/brown crystalline pow der.                                             Very soluble

Appearance and Odor:                                                         Solubility in Water:





IV       FIRE AND EXPLOSION H AZARDS DATA



Flash Point: N/A                                                             Flam mab le Limits: Not flamma ble

Extingu ishing Media: CO 2, Foam, d ry ch em ical.



Special Firefighting Procedures: Self-containe d breathing ap paratus.

Unusual Fire and Explosion Hazards: May emit toxic fumes upon decomposition.





V        HEALTH HAZARD INFORMATION



Effects of Over Expo sure: Mucus membrane irritant, corrosive solid may cause chemical burns to skin. Ocular disturbances from

expo sure to O sO 4. Temporary loss of night vision.



EMERG ENCY AND FIRST AID PROCEDURES:



INHALATION: Remov e patient from area of expo sure to fresh air.

INGESTION: Contact poison control center/physician.

SK IN: Flush w ith soap an d wa ter for 15 m inutes.

EYES: Flush with eye bath.





VI       REACTIVITY DATA



Stability: Stable

Co nditio ns to Av oid: Extreme heat



Haz ardous D ecomposition Produc ts: OsO 4, Cl-

Inco mp atible Materials: All acids, me tal pow ders, orga nic solven ts.

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 Method: Dispose o f in accord ance w ith all Local, State, and Federa l regulations.





VIII     SPECIAL PROTECTION INFORMATION



Respiratory Protection: NIOSH/MSHA approved.

Ventilation: Fume hood



Protective Gloves: Rubber for all contact

Eye Protection: Goggles



Other Protective Equipment: Norm al labwear.





IX       SPECIAL PRECAUTIONS



Precautions to Be Taken in Storage and Handling: Store in cool dry place, keep tightly sealed when not in use, read M SDS b efore

using.



Precautionary Labeling: In com pliance w ith OSH A an d NF PA re quirem ents.



        The abo ve inform ation is believ ed to be co rrect, but do es no t purp ort to b e all inclu sive an d sha ll be used only as a gu ide.

ESPI shall not be held liab le for any d am age resulting from h and ling o r from contact with the abov e pro duc t.





Issued By:         Steve Dierks

Date:              November 1994









                                                       -Amm onium Hexachloroosmate 2-