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</o:shapelayout></xml><![endif]--></head><body lang=DA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Dear all<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thank you all for your input – it is very useful.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Typo’s on our webpage is forwarded to the responsible persons, thank you.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Greetings,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Majken (who is a SPNHC member </span><span lang=EN-US style='font-family:Wingdings;color:#1F497D'>J</span><span lang=EN-US style='color:#1F497D'>)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>And who knows – maybe we will be hosting a SPNHC meeting when the new museum is up and running…<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Bentley, Andrew Charles [mailto:abentley@ku.edu] <br><b>Sent:</b> 28. juni 2013 22:07<br><b>To:</b> Majken Them Tøttrup; nhcoll-l@mailman.yale.edu<br><b>Subject:</b> RE: Dealing with arsenic and formalin in the collections<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Majken<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Good luck with your new museum!! As a start you may want to consider becoming a member of SPNHC (<a href="http://www.spnhc.org">www.spnhc.org</a>) (if you are not already) which will not only provide you with a forum to discuss these issues within a group of like-minded professionals and provide you with various resources that will help but also provide you with advocacy resources going forward.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>There are a number of issues regarding converting formalin specimens across to ethanol:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>There are certain specimens that may have deteriorated substantially over time (tadpoles, larval specimens) that may have lost bone and require special treatment before any conversion is attempted. There may be some specimens that would be best left in formalin. Testing of formalin pH should be done and corrected if they do remain in formalin. Whatever the case, I think the primary motivation for transferring specimens should be the long term preservation of the specimens and not any other factor – although these can be important too. <o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>All conversions should be done gradually in steps through water and various increasing concentrations of ethanol to prevent osmotic stress on the specimens which may cause changes in size, loss of external skin and scales etc.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>There are numerous resources online that will help outline this process:<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><a href="http://www.nps.gov/museum/publications/conserveogram/11-01.pdf">http://www.nps.gov/museum/publications/conserveogram/11-01.pdf</a><o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><a href="http://www.nps.gov/museum/publications/conserveogram/11-03.pdf">http://www.nps.gov/museum/publications/conserveogram/11-03.pdf</a><o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><a href="http://invertebrates.si.edu/USAP2/usapspec.html">http://invertebrates.si.edu/USAP2/usapspec.html</a><o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><a href="http://www.bookemon.com/book-profile/manual-for-transferring-wet-specimens-from-long-term-storage-in-formalin-into-75%25-ethanol-solution/158908">http://www.bookemon.com/book-profile/manual-for-transferring-wet-specimens-from-long-term-storage-in-formalin-into-75%25-ethanol-solution/158908</a><o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>and many more…<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>Hope that helps<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>Andy<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> A : A : A :<br> }<(((_°>.,.,.,.}<(((_°>.,.,.,.}<)))_°><br> V V V<br> Andy Bentley<br> Ichthyology Collection Manager<br> University of Kansas<br>Biodiversity Institute<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> Dyche Hall<br> 1345 Jayhawk Boulevard<br> Lawrence, KS, 66045-7561<br> USA<br><br>Tel: (785) 864-3863<br>Fax: (785) 864-5335 <br> Email: <a href="mailto:abentley@ku.edu">abentley@ku.edu</a> <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://ichthyology.biodiversity.ku.edu/">http://ichthyology.biodiversity.ku.edu</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>SPNHC President-Elect<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><a href="http://www.spnhc.org">http://www.spnhc.org</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-AU style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> : : <br> A : A : A :<br> }<(((_°>.,.,.,.}<(((_°>.,.,.,.}<)))_°><br> V V V</span><span lang=EN-AU style='color:#1F497D'><o:p></o:p></span></p></div><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> nhcoll-l-bounces@mailman.yale.edu [mailto:nhcoll-l-bounces@mailman.yale.edu] <b>On Behalf Of </b>Majken Them Tøttrup<br><b>Sent:</b> Friday, June 28, 2013 5:30 AM<br><b>To:</b> nhcoll-l@mailman.yale.edu<br><b>Subject:</b> [Nhcoll-l] Dealing with arsenic and formalin in the collections<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Dear all<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>First question </span><span lang=EN-US style='font-family:Wingdings'>J</span><span lang=EN-US><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>The Copenhagen collections are old and therefore a great deal of the bird- and mammal skins is treated with arsenic. Furthermore we still have smaller parts of the wet collections still stored in a formalin solution (the latter is to be transferred to alcohol, when finding the resources).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>On one hand, we wish to keep the collections active, e.g. having scientist and students studying the collections, sending out (and receiving) loans etc. - on the other hand we wish to protect the people handling the specimens.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>How do you deal with that dilemma in your institution?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Sincerely <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Majken<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-family:"Adobe Arabic"'>Majken Them Tøttrup<o:p></o:p></span></b></p><p class=MsoNormal><b><span lang=EN-US style='font-family:"Adobe Arabic"'>Collections Manager<o:p></o:p></span></b></p><p class=MsoNormal><b><span lang=EN-US style='font-family:"Adobe Arabic"'>Natural History Museum of Denmark<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-family:"Adobe Arabic"'>University of Denmark<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-family:"Adobe Arabic"'>Universitetsparken 15<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-family:"Adobe Arabic"'>DK-2100 Copenhagen<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-family:"Adobe Arabic"'>Denmark<o:p></o:p></span></b></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>