McMaster University



TEXT HEADER Health and Safety - DSR's & JHA's

The Following is a List of Designated Substances:

If you have any of the following, you must fill out a Designated Substance Report (DSR) which will be approved by the JHSC and a copy held in the main Chemistry office:

acrylonitrile (example DSR)
ethylene oxide
arsenic (example DSR)
lead (example of DSR for storing lead)
benzene (example DSR)
mercury (example DSR)
coke oven emissions
vinyl chloride

Click on the following link for a down-loadable version of the generic Designated Substance Report (DSR)

Example Job Hazard Assessments (JHA's)

  1. Handling/Transport and Storage of Cyrogens

  2. Use of Flammable, Explosive and Toxic Gases

  3. Use and Maintenance of Electrical Lab Equipment

  4. Preparing Unknown Samples for Analysis



    Although every effort is made to ensure the accuracy, currency and completeness of the information, the Department of Chemistry does not guarantee, warrant, represent or undertake that the information provided is correct, accurate or current. The Department of Chemistry is not liable for any loss, claim, or demand arising directly or indirectly from any use or reliance upon the information.

Want information on EVERYTHING? Click here: Eng. Phys Safety pages
A fabulous website for Health & Safety Info!
McMaster Health and Safety Policies
Mandatory Training Requirements
As specified by the Dean of Science
Standard Operating Procedures (SOP's) for Set-up and use of Stills:
Useful procedures you may wish to adopt in your lab or modify for your purposes.
Is the fume hood sash broken? Is water dripping on the floor?
Learn how to place a work order!
Grounding and Bonding Solvent Drums
Many researchers use solvent drums and dispense into smaller vessles. Click the link above to learn more about proper grounding and bonding
Working with HF? It is mandatory that you attend the HF training course and have an emergency HF kit in your lab.

In the News:
An assault in a Chemistry lab in Ottawa occurred over the Labour Day Weekend - Please make sure you enter the building safely after hours, inform Security of your presence and lock the door behind you!

A fire occurred in a lab in Ohio State University - hexane was the solvent involved - as it was in our last lab fire. Be aware - this could happen to you! Please work safely and follow proper handling/storage/waste procedures.

Contact Us | Legal & Privacy Policy