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<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">Hello everybody,</span></font></div>
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</span></font></div>
<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">yes - but vacuum grease tends to harden after a few decades and so the jars are difficult to open.</span></font></div>
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</span></font></div>
<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">On the other hand, Vaseline has the additional advantage that it has a certain bactericidal and fungicidal
effect.</span></font></div>
<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">We have been using Vaseline successfully for many years to seal ground glass jars - but only Vaseline of the
purest, medical quality</span></font></div>
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</span></font></div>
<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">All the best</span></font></div>
<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">Joachim</span></font></div>
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<div align="left"><font face="Arial" size="2"><span style=" font-size:10pt">---- Am 27 Feb 2020 um 17:09 Uhr schrieb Jennifer Winifred Trimble:</span></font></div>
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</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> This is what we use too.</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Best,</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Jennifer</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> From: Nhcoll-l <nhcoll-l-bounces@mailman.yale.edu> On Behalf Of Lazo-Wasem, Eric</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Sent: Thursday, February 27, 2020 12:07 PM</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> To: nhcoll-l@mailman.yale.edu</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Subject: Re: [Nhcoll-l] Question about jar grease in fluid collections</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> BTW - If you use vacuum grease (what we have used for 40 years) it can be quite difficult to clean off of the glass surfaces should the need arise. For those times when one wishes to clean the jar completely and reseal, I have found
mineral oil is helpful, followed by a scrubbing with "Alconox."</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Eric A. Lazo-Wasem, Senior Collections Manager</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Division of Invertebrate Zoology</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Peabody Museum of Natural History</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Yale University</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> 170 Whitney Avenue</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> New Haven, CT 06520</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> ________________________________</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> From: Nhcoll-l <nhcoll-l-bounces@mailman.yale.edu<mailto:nhcoll-l-bounces@mailman.yale.edu>> on behalf of Callomon,Paul <prc44@drexel.edu<mailto:prc44@drexel.edu>></span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Sent: Thursday, February 27, 2020 10:47 AM</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> To: Esther Dondorp <esther.dondorp@naturalis.nl<mailto:esther.dondorp@naturalis.nl>>; nhcoll-l@mailman.yale.edu<mailto:nhcoll-l@mailman.yale.edu> <nhcoll-l@mailman.yale.edu<mailto:nhcoll-l@mailman.yale.edu>></span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Subject: Re: [Nhcoll-l] Question about jar grease in fluid collections</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> I use vacuum grease, which is more stable than Vaseline and apparently insoluble in ethanol, water or formaldehyde. Dow-Corning make it.</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> PC</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Paul Callomon</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Collection Manager, Malacology and General Invertebrates</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> ________________________________</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Academy of Natural Sciences of Drexel University, Philadelphia</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> 1900 Benjamin Franklin Parkway, Philadelphia PA 19103-1195, USA</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> prc44@drexel.edu<mailto:prc44@drexel.edu> Tel 215-405-5096 - Fax 215-299-1170</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> From: Nhcoll-l <nhcoll-l-bounces@mailman.yale.edu<mailto:nhcoll-l-bounces@mailman.yale.edu>> On Behalf Of Esther Dondorp</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Sent: Thursday, February 27, 2020 9:32 AM</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> To: nhcoll-l@mailman.yale.edu<mailto:nhcoll-l@mailman.yale.edu></span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Subject: [Nhcoll-l] Question about jar grease in fluid collections</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Dear all,</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Just a short question - we always use vaseline to seal gound jar stoppers, now that we cannot use our old
supplier anymore the support department ordered the commercial vaseline petroleum jelly like
this<https://urldefense.proofpoint.com/v2/url?u=https-3A__nam05.safelinks.protection.outlook.com_-3Furl-3Dhttps-253A-252F-252Fwww.drogisterij.net-252Fverzorging-252Flichaamsverzorging-252Flichaamsverzorging-2Dverzorging-252Fcreme-252Fvaseline-2Dpetroleum-2Djelly-2Doriginal-2D42182634-253Fpartnercode-253D222-2526gclid-253DEAIaIQobChMIiOnM3-5Ffx5wIVWeN3Ch1X-5FwOHEAQYASABEgJTI-5FD-5FBwE-26data-3D02-257C01-257Ceric.lazo-2Dwasem-2540yale.edu-257Ccedc46695e7049889cbb08d7bb9c567d-257Cdd8cbebb21394df8b4114e3e87abeb5c-257C0-257C0-257C637184152457750927-26sdata-3D06C4O4Tx5wzzhuHisssu13B-252B-252BKXc-252Bwcaw279uwj6Qts-253D-26reserved-3D0&d=DwMFAw&c=WO-RGvefibhHBZq3fL85hQ&r=NFkXm5rU8D1yKtGhU6p549OkNixrA966AjbwYMN3-Uo&m=W5TG-saNh1l_NR3htfLPKC8lbKX0ovNqKm4jf9VaY9g&s=TkwGUS8nRONwlfj1gXaHg1ROJm5qXbQpBKg-ANFbwDA&e=>
one. I was
wondering if we can use it or that it has additional additives that can effect the balance inside the jar. Is there
an acid free or other alternative? Wondering what other people use!</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Many thanks,</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Esther Dondorp</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Senior Collectiebeheerder</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> [https://06ecba7b-a-deac235a-s-sites.googlegroups.com/a/naturalis.nl/signatures/home/logo-new.png]</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> +31717519313 - -</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> </span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> esther.dondorp@naturalis.nl</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Darwinweg 2, 2333 CR Leiden</span></font></div>
<div align="left"><font face="Arial" color="#7f0000" size="2"><span style=" font-size:10pt">> Postbus 9517, 2300 RA Leiden</span></font></div>
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<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">-- </span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Joachim Haendel </span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Natural Sciences Collections (ZNS)</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">of the Martin-Luther-University</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">- Zoological Collection - </span></font></div>
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</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Domplatz 4</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">D-06099 Halle (Saale)</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Germany </span></font></div>
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<span style=" font-size:9pt">Phone.: +49 345 - 55 26 447</span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Fax.: +49 345 - 55 27 248 </span></font></div>
<div align="left"><font face="Arial" color="#7f7f7f" size="1"><span style=" font-size:9pt">Email: joachim.haendel@zns.uni-halle.de</span></font></div>
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