Laboratory Inspections Criteria

The following items form the checklist used during laboratory safety inspections:


  • Personnel have taken all required training from EHS ( WHMIS 2015, Lab safety, Rad Safety, Biosafety, Worker/Supervisor Safety Awareness) AS REQUIRED
  • Lab manuals, SDS/MSDSs and operating instructions are available and reviewed by lab personnel
  • Training for all lab personnel is documented and documentation is maintained


General Laboratory Work Practices

  • No evidence of food or beverages being consumed or stored in the lab
  • Laboratory benches and storage are uncluttered
  • Aisles and exits are unobstructed
  • Large / heavy items are stored on lower shelves
  • No storage of personnel belonging


Personal Protective Equipment (PPE)

  • Personnel is wearing the adequate PPE (eye protection, gloves, lab coats, close toed shoes, etc.) as required
  • Lab coats and gloves are not worn in non‐lab areas
  • Long hair are restrained and no hanging jewellery 


 Emergency Preparedness

  • Fire extinguisher is readily available, unobstructed, has locking pin intact,  inspected  conspicuous location
  • Safety shower is readily accessible and inspected
  • Eye wash station is readily accessible and inspected
  • Emergency exits are identified and known to laboratory personnel
  • First aid station is readily available
  • Chemical spill kit is readily accessible and contains minimum required supplies
  • All dirty rags used to wipe up flammable or combustible material are stored in ULC listed or equivalent metal safety containers


Engineering Controls

  • Fume hood is operational and inspected
  • Sash is closed if fume hood is not being used
  • No Chemical being stored in the fume hood
  • Large equipment in fume hood is elevated to ensure effective air flow
  • Fume hood is neat, tidy and uncluttered
  • No evidence of chemical fume hoods being used for biohazards or radioactive materials
  • Electrical connections are outside of the fume hood
  • Sinks within fume hoods are protected from chemical spills
  • Fume hoods are fitted with a low flow alarm


Chemical Hazardous Materials Safety

  • Chemicals Inventory System is updated
  • Flammable liquids are stored in approved ULC or equivalent flammable solvent cabinets
  • No evidence of flammable and/or combustible materials being stored in household fridges/freezers/cupboards
  • Household refrigerators and freezers are labelled as not
  • appropriate to store flammable/combustible liquids
  • Flammable storage cabinets are well maintained and in good structural integrity
  • Incompatible chemicals are stored separately ( ei: bases and acids are stored separately) etc, as per Lab Safety manual section:15
  • Containers are kept closed when not in use
  • Chemical containers are in good condition
  • Chemicals labelled appropriately
  • Access to MSDSs/SDSs is provided to lab users
  • Unstable substances such as ethers and peroxide forming chemicals are tested routinely tested and test are recorded
  • Flammable material are stored below eye level
  • No sign of disposal of hazardous waste through the sewer system
  • Spill kits are readily available
  • Lab doesn’t use Hg-based thermometers


Compressed Gases

  • Cryogenic liquids are dispensed and handled in well ventilated areas
  • Oxygen sensors are located in areas where volume of gas could result in dangerous displacement of oxygen
  • Gas cylinders not in use have protective cap in place
  • Cylinders are secured at ~ ⅔ of their height in an upright position.
  • Restraints/brackets are in good condition
  • Cylinders are well removed from doors, aisles, stairs and elevators
  • Cylinder cart is available for transport
  • Incompatible gases are segregated
  • Regulators appear to be in good condition
  • No more than 1 spare compressed gas of each kind is located in the lab


Waste Disposal

  • Sharps containers are available for sharps disposal
  • Container is available for disposal of broken glass
  • Hazardous waste is stored appropriately
  • No evidence of the accumulation of hazardous waste
  • Sewage disposal sticker posted and is visible at each sink
  • No evidence of unacceptable sewer discharges to the sink



  • Instruction manuals and/or SOPs are available for equipment
  • Personnel are trained in safe use of equipment (e.g. autoclaves, centrifuges)
  • Moving parts and/or pinch points of equipment are guarded appropriately



  • Extension cords are not used as permanent fixtures
  • No evidence of piggybacking of extension cords
  • Electrical cords are in good condition (not frayed etc.)
  • Electrical hazards in the labs are identified
  • Electrical equipment is in a good condition and properly maintained