Hygiene implies conditions or practices conducive to maintaining health and preventing disease. Thus “Chemical Hygiene” relates to maintaining health and preventing disease by setting up and operating the laboratory environment to minimize exposure to harmful chemicals.
This is a written program developed and implemented by the employer which sets forth procedures, equipment, personal protective equipment and work practices that
Duke has a general Chemical Hygiene Plan, which is in Section 3 of the Laboratory Safety Manual. Each laboratory must also have a Laboratory-Specific Chemical Hygiene Plan (Lab-specific CHP) to document procedures specific to each lab.
A Chemical Hygiene Plan is required by OSHA for laboratories working with hazardous chemicals on a “laboratory scale” (small quantities and not part of a production process).
If a lab uses just one chemical, or uses chemicals in production-type processes, the lab would instead need to comply with the requirements of the Hazard Communication Standard and create a written certification of hazard assessment for any needed personal protective equipment.