1. www.jst.umn.edu Respiratory Protection Is a respirator needed? How can you get one? 1

2. 2 Aerosolization during common lab procedures – e.g., weighing solids for making solutions – Tris, SDS, Ascorbic acid, MES hydrate. Harmful/irritating to the eyes and lungs. PPE Gloves, goggles, lab coat. In general read MSDS before using any chemicals, and possibly respiratory mask. Upon exposure Eyes : Rinse at the eye shower Inhalation: Move to fresh air, seek medical aid if experiencing discomfort Respiratory hazards

3. www.jst.umn.edu Respiratory Protection Program Check the MSDS to determine if a respirator is needed for the chemicals you are working with. If use of a respirator is required, DEHS will provide you with information to enroll in the University’s Respiratory Protection Program through the Office of Occupational Health Information on the Respiratory Protection Program can be found at: http://www.ohs.umn.edu/rpp/home.htmlwww.ohs.umn.edu/rpp/home.html Minimum requirements for the program include filling out a health survey and a fit test for the type of respirator you will be using Additional information is available through the website http://www.ohs.umn.edu/prod/groups/ahc/@pub/@ahc/@ohs/documents /asset/ahc_asset_108552.pdf