The Safety Office of the Edgewood Chemical Biological Center (ECBC), Department of the Army has provided links to MSDS approved for release:
Tabun (GA)
Sarin (GB)
Soman (GD)
VX
Mustard (H)
ECBC has provided the following disclaimer for their MSDS:
"Disclaimer: While the Edgewood Chemical Biological Center, Department of the Army, believes that the data contained herein are factual and the opinions expressed are those of qualified experts regarding the results of the tests conducted, the data is not to be taken as warranty or representation for which the Department of the Army or Edgewood Chemical Biological Center assumes legal responsibility. They are offered solely for your consideration, investigation, and verification. Any use of this data and information must be determined by the user to be in accordance with applicable Federal, State, and local laws regulations."