CDC - NIOSH Pocket Guide to Chemical Hazards - Beryllium
Beryllium metal Metal: A hard, brittle, gray-white solid.
Apr 6, 2007 · The method was evaluated using beryllium oxide spiked onto Whatman #541 cellulose and nylon filters at levels of (0, 0.02, 0.1, 0.2, 0.3, 0.4, 1.5, 3.0, and 6.0) μg (five samples at each level). …
Extraction of beryllium from refractory beryllium oxide with dilute ammonium bifluoride and determination by fluorescence – A multi-parameter performance evaluation.
Docket 077: Manual of Analytical Methods, Beryllium | NIOSH | CDC
This is the docket for the draft NIOSH methods for Beryllium. NIOSH Method 7704 (air sampling) and Method 9110 (wipe sampling) and the backup data report for these methods. Beryllium is a health …
Beryllium compounds - IDLH | NIOSH | CDC
The IDLH value for beryllium has not changed, but other information on this page has been changed, including updated exposure limits, updated respirator recommendations, and a new NIOSH …
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Beryllium recovery was 98.2% with a measurement precision, S r, of 0.008 [2]. This method is an improvement of S339 [3], which was validated over the range of 2.68 to 11.84 μg/m 3 using a 40-L …
RTECS:DS1750000 - Beryllium - The Registry of Toxic Effects of …
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Program Updates (1 of 2) Beryllium (Be) Sensitivity Criteria Update: On December 22, 2023, the National Defense Authorization Act (NDAA) was signed into law. This new law includes a statutory …
Extraction of beryllium from refractory beryllium oxide with dilute ammonium bifluoride and determination by fluorescence – A multi-parameter performance evaluation.