Laboratory Safety Policy and Procedures

Laboratory Safety Policies and Procedures Overview


Before you are allowed to work in the laboratory, you must complete the Laboratory Safety Policies and Procedures overview.

Prior to check-in (your first lab period):

  1.  Review this Laboratory Safety Policies and Procedures document.  You may print a copy for your records.
  2.  View the online safety video.
  3.  Complete the online Laboratory Safety Quiz.  Review the safety material and attempt the quiz again as needed until you score 100%.

During check-in:

  • Review and fill out the Laboratory Safety Policies and Procedures Agreement.
  • Be sure to return the completed Laboratory Safety Policies and Procedures Agreement to your TA.

It is only after you have completed all the above items that you will be assigned a laboratory locker and allowed to work in the laboratory.


Laboratory Safety Policies and Procedures

Prior to Working in the Laboratory:

  • Know the location of the following:
    • Eye Wash Fountains
    • Emergency Shower
    • First aid Kit
    • Emergency Exits
  • Read the experiment before your scheduled laboratory time to familiarize yourself with the chemicals and techniques to be used.
  • Safety data sheets (SDS) for all chemicals are available in the stockroom or online at the UConn EH&S web site (
  • Food, drink and chewing gum are never allowed in the laboratory.
  • No cell phones or other electronic devices may be used at any time in the laboratory.

During the Laboratory Experiment

Laboratory Attire

Dress code compliance is at the discretion of and enforced by instructors, teaching assistants, and laboratory technicians. Violation of any of the following will result in laboratory dismissal and other disciplinary actions.

  Laboratory Dress Code Personal Protective Equipment (PPE)
Hair Long hair must be tied back to prevent exposure to flame or chemicals.
Eyes Contact lenses may result in injury; prescription eye glasses are recommended under required chemical splash goggles. Approved splash goggles are required and must be worn at all times
Body Clothing must completely cover a student from the neck down. Loose fitting clothes should be avoided


Upper Body

Shirts must completely cover the torso and upper arms/shoulders.


Lower Body

Shorts, capris, skirts, tights, leggings yoga pants, and articles of clothing made of Spandex or similar material are prohibited.

Lab coats may be required at by your instructor. Contact your teaching assistant for more information.






Feet Shoes that completely cover the feet are required.  Socks are not an acceptable substitute for proper footwear or full length pants. Shoes that leave any part of the foot exposed are not allowed.


Laboratory Experiment

  • It is essential that the laboratory be kept clean and neat at all times.
  • The reagents used in the current experiment will be set out in the designated area. Do not move them to your own bench. They are for the use of all students in your section.
  • Never pour excess reagent back into the stock bottle.  This may contaminate it.
  • Read the label on the chemical bottles closely since some chemicals have similar names.

After the Laboratory Experiment

Waste Disposal

Material Waste Disposal Method
Chemical All waste from the experiment should be disposed of in the designated waste bottles in the laboratory.
Glass Glass, including capillaries, must go in labelled containers for “broken glass.”

(e.g. paper towels, gloves)

Dispose of chemically contaminated garbage, including gloves and paper towels as instructed by your TA.


Do not put any insoluble material (e.g. paper, paper towels) in the sinks.


  • Wash off your bench area and dispose of any garbage in the trash can.
  • Be aware that your hands may be contaminated with chemicals while in the laboratory; never touch your face or mouth while in the laboratory.
  • Remove gloves and always wash your hands before leaving the laboratory.

Emergency Protocol

  • If you have an accident in which you are injured, no matter how slightly, you must report it and fill out an accident report form.
  • In case of a chemical spill, notify your TA.  Do not try to clean it up yourself.
  • In case of a fire, notify your TA.  Do not try to extinguish it yourself.
  • If you get a chemical in your eye, you must rinse in the eyewash for at least 15 minutes.
  • If you get a chemical on your skin, you must wash it in cold running water for at least 15 minutes.
  • If you get a chemical on your clothing get help. The clothing must be carefully removed to avoid further exposure. The affected skin must be washed with water for at least 15 minutes