Peroxides are tested regularly and documented

It is recommended to chemically test for peroxides periodically.

A label affixed to the outside of the container should indicate date of last test, and test results.


  • MSU Chemical Hygiene Plan 3.6.6
  • OSHA Standard 1910.1450 App A.
  • NPFA 45

Corrective actions:

Test peroxide formers periodically. Record testing dates and test results.

Peroxide-forming labels to record testing date and results are available from the EHS Safety Portal (Lab Label request).

Further information about peroxide-forming chemicals is available at: Peroxide Formers

Any compound testing positive for peroxide formation must be disposed of via MSU EHS.