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Cleanroom Wipers

August 17, 2012 3:36 pm | Comments

Selecting the best cleanroom wiper for a particular application requires an unbiased scientific assessment of the available data for any given wiper.

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Selecting ESD Flooring

August 17, 2012 2:42 pm | Comments

There is a vast amount of technical information to consider when selecting static-free flooring in controlled environments—and it would be short-sighted to look for shortcuts in the process.

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Prepping at Home

August 17, 2012 2:36 pm | Comments

Gowning procedures begin at home with daily bathing or showering, shaving, brushing of teeth and hair, and application of non-silicone containing skin moisturizers to reduce skin flakes.

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Interior Isolation

August 17, 2012 9:47 am | Comments

Every cleanroom ISO Class 7 or cleaner should have an anteroom for gowning, set off from the larger cleanroom with softwall curtains at least.

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Identifying ESD Control Garments

August 16, 2012 11:19 am | Comments

ESD control garments can be identified by three specific types.

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Detergents and disinfectants

August 15, 2012 2:28 pm | Comments

Detergents and disinfectants for use on cleanroom surfaces must be applied using the double or triple-bucket system to avoid cross contamination.

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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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