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Items Tagged with 'tlvs'

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ACGIH® releases the 2017 Supplement to the Documentation of the Threshold Limit Values and Biological Exposure Indices, 7th Edition

March 21, 2017
The 2017 Supplement to the Documentation of the Threshold Limit Values and Biological Exposure Indices, 7th Edition is now available. The Supplement contains Documentation for the substances that were on the Notice of Intended Changes for 2016, with their corresponding values and notations that have been approved and adopted as Threshold Limit Values (TLVs®) and Biological Exposure Indices (BEIs®).
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nanotechnology
A NIOSH Science Blog post

The art and science of OELs for nanomaterials

February 14, 2017
Engineered nanomaterials are fascinating. Just by making stuff smaller researchers have discovered forms of materials and even completely new materials that can be applied as diversely as better drugs, better paints or faster electronics. Using chemicals in a nanoscale version can completely alter their nature.
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ACGIH® announces 501(c)(3) nonprofit status

August 25, 2016
ACGIH® is proud to announce its new status as a 501(c)(3) charitable scientific organization. ACGIH® was formerly a 501(c)(6) organization. This new status allows ACGIH® to accept tax-deductible donations that will be used to continue the important work of its scientific Committees.
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Educational Resources

ACGIH® releases the 2014 supplement to the documentation of the threshold limit values and biological exposure indices, 7th edition

April 17, 2014

The 2014 Supplement to the Documentation of the Threshold Limit Values and Biological Exposure Indices, 7th Edition is now available. The Supplement contains Documentation for the substances that were on the Notice of Intended Changes for 2013, with their corresponding values and notations, that have been approved and adopted as Threshold Limit Values (TLVs®) and Biological Exposure Indices (BEIs®).


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ACGIH board ratifies 2013 TLVs and BEIs

February 4, 2013

ACGIH® announced that its Board of Directors ratified the 2013 Threshold Limit Values (TLVs®) for Chemical Substances and Physical Agents and Biological Exposure Indices (BEIs®). The Board also approved recommendations for additions to the Notice of Intended Changes (NIC).


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