• Avoid the introduction of non-cleanroom specified cleaning agents
• DI water (deionized water) is recommended for scrubbing of all surfaces, floors, walls, and benches.
• Never use scrubs, rags, or powders for cleanroom use. Cleanroom mops provide materials, such as woven polyester which limit shedding or tearing during cleaning.
• Use an autoclave ready multi-bucket mopping system with non-marring wheels, deep drawn seamless buckets, designated clean and dirty water control.
• Floors will be damp mopped daily before normal work shifts with distilled water and vacuumed dry.
• Floors will be damp mopped weekly with a cleanroom detergent, distilled water, and a HEPA filter vacuum.
• Vacuum walls daily
• Wipe walls with a damp cleanroom sponge and distilled water and vacuum dry once weekly.
• Windows and cleanroom pass-throughs are to be washed and wiped dry daily with lint-free 70% IPA wipes.
• Vacuum ceilings daily
• Wipe ceilings with a damp sponge and distilled water weekly, vacuum dry.
• Wash ceilings with detergent and distilled water whenever necessary to remove deposits, based on application.
• All daily cleaning maybe be performed during normal work shifts with the exception of floors.
• Overhand light lenses and troffers will be wiped with a damp sponge and distilled water weekly, vacuumed dry.
• Change cleanroom sticky mats as needed, and without hesitation.

Proper Cleanroom Working Procedure Protocol

• Walk and move slowly to prevent air turbulence.
• Anticipate and gather all materials and tool supplies to perform the task at hand before entering the cleanroom.
• Clean, inspect, and wipedown all materials and tools entering the cleanroom with a 70% IPA solution.
• Wipe down work areas at the end of each shift, or as designated by classification compliance, for pharmaceutical applications this may be as often as every 30 minutes.
• Understand your cleanrooms airflow patterns and organize accordingly with special attention as not to:
• Block HEPA filtered air from reaching the product with your body or equipment
• Pin or tape note or instruction sheets on a wall or laminar flow tables so as to not block HEPA filter air
• Keep tools, chemicals, and supplies in proper containers or storage cabinets; ensure that placement is downstream from the product as not to contaminate it.
• During lunch or long interruptions, and at the close of the work shift, ensure that all products, supplies, and materials are stored or covered as to protect them from contamination.
• Wipe up any spills or replace soiled garments immediately.
• Wipe down any object that is potentially contaminated with a 70% IPA or discard depending on the item and associated risk.