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HEPA Filtered Air

August 14, 2012 2:57 pm | Comments

All air entering a rated cleanroom should be HEPA filtered. The point of entry should be evaluated relative to the equipment, process, or personnel that the air will encounter.

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Wetting Index

August 13, 2012 4:53 pm | Comments

While successful residue removal requires a cleaning agent with appropriate wettability, it is not sufficient. Designing the cleaning process requires understanding of multiple factors as well as experience.

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Leak Tightness in Gloveboxes

August 13, 2012 11:30 am | Comments

What can be done if the material inside a glovebox needs to be kept sterile and is hazardous?

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Silicone Contamination

August 9, 2012 2:35 pm | Comments

If cleanroom garments become contaminated with silicone during cleanroom manufacturing, the contaminated garments should be segregated.

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Retro-Commissioning

August 6, 2012 3:11 pm | Comments

How do you structure a retro-commissioning project? The Building Commissioning Association offers some advice for phases and goals in its Best Practices guide.

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Internal Glovebox Pressure

August 3, 2012 2:44 pm | Comments

Should the internal glovebox pressure be positive, negative, or adjustable?

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Cleanroom Flooring

August 2, 2012 3:11 pm | Comments

A study of particles and cleanroom flooring revealed that the levels of particles removed from footwear and retained on the flooring were highest for the polymeric flooring when compared with a range of different adhesive mats.

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Toward a Revised International Cleanroom Standard

August 2, 2012 12:59 pm | by Dr. Tim Sandle | Comments

A proposed new version of the international cleanroom standard ISO 14644 Part 1 was issued as a draft international standard in 2010. The draft received such an unprecedented level of comments that the committee tasked with overseeing the standard withdrew it. An indication of what the new draft is likely to contain is provided from the withdrawn draft and from the discussions that have taken place on various cleanroom committees.

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A New Look at Controlled Environments

July 12, 2012 10:15 am | by Rita Peters | Comments

Controlled Environments magazine reveals a new design and invites readers to contribute.                                                     

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Contamination Control Under Foot

July 11, 2012 11:21 pm | by Dr. Tim Sandle | Comments

Laboratory tests evaluate adhesive mats and polymeric flooring for cleanrooms.                                               

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What’s in a Name? Sometimes, Not So Much

July 11, 2012 10:20 pm | by Bob Applequist | Labconco Corporation | Comments

As the use of gloveboxes increases, facility managers use new terms to define applications.                                                   

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New Weapon to Fight Falsified Drugs

July 11, 2012 9:33 pm | by Bikash Chatterjee | Comments

New European regulations detail responsibilities for falsified drugs, but do they go far enough?                                                         

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Exposure Limits Resolved

July 11, 2012 8:00 pm | by John B. Durkee, Ph.D., P.E. | Comments

OSHA releases a long-awaited hazard communication standard, but questions remain.                                             

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Documents Guide Cleaning Validation

July 11, 2012 8:00 pm | by John Broad, Barbara Kanegsberg and Ed Kanegsberg | BFK Solutions, LLC | Comments

As reusable medical device designs evolve, so too must validated cleaning processes.                                                           

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Going Retro

July 11, 2012 8:00 pm | by Richard Bilodeau, PE | SMRT - Architects and Engineers | Comments

Existing facilities can gain a performance boost by conducting a retro-commissioning effort.                                            

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