RJ Lee Group Offers Lower Detection Limits for Respirable Crystalline Silica

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New OSHA standards for respirable crystalline silica (RCS) have generated quite a bit of discussion among industrial hygiene and environmental health and safety professionals.  Enforcement of the new regulations began on September 23rd, 2017 for the construction industry, with a 30-day grace period so companies had ample time to implement control measures and address any […]

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Enhanced Respirable Crystalline Silica Analysis Surpasses Previous Reporting Limits

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Although respirable silica has been regulated for decades, the Occupational Health and Safety Administration (OSHA) put new guidelines into place in 2016, updating the existing 1971 rules. Across most industries, the new PEL level is 50 µg/m3 over an eight-hour shift, with an action level of 25 µg/m3. Our AIHA accredited laboratory provides sampling media […]

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Amine Testing for Environmental Safety

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Amines are a broad class of compounds that are found in many everyday applications. These applications include corrosion inhibitors, lubricating oils, herbicides, and prescription drugs. The most common amine is ammonia, which is found in many household cleaning agents. There are, however, many forms of amines both naturally occurring and synthetic that are hazardous to […]

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Antonios Tasoglou, Ph.D. Joins RJ Lee Group as PTR-MS Specialist

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RJ Lee Group has announced that Antonios Tasoglou, Ph.D. has joined the company as Senior Scientist and PTR-MS Specialist (proton transfer reaction. Dr. Tasoglou has worked with several organizations to conduct research for atmospheric pollution in the gas and particles phases. His work also includes extensive air quality measurements for the European Research Council ATMOPACS […]

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Amber Dalley Welcomed to RJ Lee Group

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RJ Lee Group welcomes Ms. Amber Dalley as the Director of Business Development – Materials and Environmental Services Groups. Ms. Dalley’s career history began as a Research Engineer with RJ Lee Group, when she worked with scanning and transmission electron microscopy to categorize characterize materials. She went on to work as Senior Materials Engineer for […]

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Exposing Nanoparticles – It’s Gotten Personal

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  • 10:11AM Apr 22, 2014
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Nanoparticles, microscopic particles with at least one dimension less than 100 nm, are a part of everyone’s daily life. You don’t have to be involved in their manufacture to be exposed to nanoparticles. Walking down the street we are exposed to vehicle exhaust (man-made nanoparticles); while on vacation at the beach everyone has come in […]

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Top 3 Reasons to Watch Additive Manufacturing

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  • 12:23PM Jul 25, 2013
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If additive manufacturing (AM) has not made its way onto your “topics to watch” list, it soon should. Unlike traditional subtractive forms of manufacturing (e.g., casting, machining) that have gone through decades of regulatory fine-tuning, additive manufacturing is still in its infancy when it comes to standard development and regulatory requirements. AM describes various production […]

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A Strategy for Assessing Workplace Exposures to Nanomaterials

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  • 3:21PM May 21, 2013
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The exposure potential to nanomaterials is a hot topic for industry, government, health organizations and those concerned with the environment. A strategy is needed that can identify the jobs or tasks that carry the risk of potential exposure; one that can ensure that the risks to workers handling nanomaterials are being managed properly. This article […]

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Regulatory and Policy Issues to Watch for in 2013

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  • 1:59PM Dec 05, 2012
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With 2013 quickly approaching, we met with our experts to get their take on some key regulatory and policy issues that may be developing in the new year. Here are the top issues that they identified, in no particular order: 1. ASTM Subcommittee to Address Standards for Fracking A newly formed ASTM International Subcommittee (D18.26 […]

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