By Pauleen Dyer
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Extra resources for Beryllium: Physicochemical Properties, Applications and Safety Concerns
REFERENCES Agency for Toxic Substances and Disease Registry (ATSDR). Toxicological Profile for Beryllium. 2002. pdf. Bailey, RL; Thomas, CA; Deubner, DC; Kent, MS; Kreiss, K; Schuler, CR. (2010). Evaluation of a preventive program to reduce sensitization at a beryllium metal, oxide, and alloy production plant. J. Occup. Environ. Med, 52(5), 505-512. Cummings, KJ; Deubner, DC; Day, GA; Henneberger, PK; Kitt, MM; Kent, MS; Kreiss, K; and Schuler, CR. (2007). Enhanced preventive programme at a beryllium oxide ceramics facility reduces beryllium sensitization among new workers.
Briefly, 10Be was purified by using anion and cation exchange chromatography, DIBK (diisobutyl ketone) solvent extraction, precipitation of BeOH2; and conversion to BeO by heating to 1000 °C in a Pt crucible. Figure 2. Water sampling sites in the East China Sea. 48 Yong-Liang Yang, Masashi Kusakabe, Zhenzia Liu et al. Table 1. , 2004). One gram of dried sample was leached using 6 M HCl for overnight. An aliquot was used for 9Be and trace metal analysis. 0 mg of Be carrier was added to the 10Be aliquot.
Then, Beryllium and Fe carriers were added, and 10Be was coprecipitated with ferric hydroxide by addition of ammonia. (2) Surface sediments Surface sediment samples were collected from the East China Sea (station 478-B and 553-B), the southwest mud area in the Yellow Sea (seven stations), and the northern Okinawa Trough (two stations) (Table 1 and Figure 1). 46 Yong-Liang Yang, Masashi Kusakabe, Zhenzia Liu et al. Figure 1. Locations of Okinawa Trough and sediment sampling sites. The shaded arrow denotes the Kuroshio and its branches; Numbers in isobars indicate water depth in meter.
Beryllium: Physicochemical Properties, Applications and Safety Concerns by Pauleen Dyer