Controlled Environment Proper Wiping Technique Proper folding of the wiper will maximize efficiency and utilize eight clean wiping strokes Wiping Procedures 1. Prior to entering the cleanroom, follow institution’s protocol on proper hand hygiene; garbing and gloving procedures. 2. Disinfect and clean using proper wiping technique 3. Always wipe using overlapping strokes in a parallel direction. Use anew wiper surface with each stroke and always wipe from the back to front, left to right andcleanest to dirtiest. 4. Quarter fold the wiper to get the maximum use out of the wiper. Turn to a new wiper surface after each stroke. To see a video demonstration, go to http://www.berkshire.com/technical_library.shtml (1) Place the wiper flat on the surface. Take the two farthest ends from you and bring them towards you, folding the wiper in half. (2) Fold the wiper in half again, creating four cleaning (3) Work from the cleanest areas to the dirtiest areas in faces: two outside and two inside. long straight strokes. Each face of the wiper will be used for one stroke. Turn wiper over and make a second stroke. (4) Refold the wiper as shown in step (2) to enclose the (5) Wiper may be completely unfolded, reversed, and two contaminated faces and expose the two clean refolded beginning again at step (1) to enclose the faces. Repeat step (3) using the two clean faces. four contaminated faces and expose the four remaining clean faces. PHARMACEUTICAL • BIOMEDICAL • SEMICONDUCTOR • ELECTRONIC • LIFE SCIENCE • OPTICS Americas Tel 1 800 242 7000 Europe Tel 44 (0) 870 757 2877 SE Asia Tel 65 6252 4313 Japan Tel 81 3 5827 2380 www.berkshire.com
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