<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Title" content="">
<meta name="Keywords" content="">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal;
font-family:Calibri;
color:windowtext;}
span.EmailStyle18
{mso-style-type:personal-reply;
font-family:Calibri;
color:windowtext;}
span.msoIns
{mso-style-type:export-only;
mso-style-name:"";
text-decoration:underline;
color:teal;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style>
</head>
<body bgcolor="white" lang="EN-US" link="blue" vlink="purple">
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Mariusz,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">In my lab, we use “Coleman Instrument grade” 99.99% CO2 in an aluminum cylinder with a dip tube. We have found that the aluminum cylinders are much easier to handle than the steel ones
due to reduced weight, and much cleaner to have inside the lab.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">Guy DeRose, PhD, Member of the Professional Staff<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">Associate Director, Kavli Nanoscience Institute<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">California Institute of Technology, Pasadena, CA USA<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">(O) 1-626-395-3423 (M) 1-626-676-8529<o:p></o:p></span></p>
</div>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black"><a href="http://kni.caltech.edu">http://kni.caltech.edu</a> Skype: guy_derose</span><span style="font-size:11.0pt;font-family:Calibri"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-family:Calibri;color:black">From: </span>
</b><span style="font-family:Calibri;color:black"><labnetwork-bounces@mtl.mit.edu> on behalf of Mariusz Martyniuk <mariusz.martyniuk@uwa.edu.au><br>
<b>Date: </b>Friday, October 28, 2016 at 1:18 AM<br>
<b>To: </b>"labnetwork@mtl.mit.edu" <labnetwork@mtl.mit.edu><br>
<b>Subject: </b>[labnetwork] CO2 purity for CPD?<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Dear LabNetwork,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">I would like to investigate what purity of CO2 is being used for Critical Point Drying (CPD) of MEMS in various labs. Could I please ask for a reply with a comment if you are using CPD?
Did anyone investigate if there are significant benefits of using 5N over 3N purity of CO2?
</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Cheers,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Marius</span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri;color:black">Mariusz Martyniuk<br>
</span><span style="font-size:10.0pt;font-family:Calibri;color:black">-----------------------------</span><span style="font-size:11.0pt;font-family:Calibri;color:black"><br>
</span><span style="font-size:10.0pt;font-family:Calibri;color:black">Associate Professor, ANFF-WA Managing Director<br>
Microelectronics Research Group<br>
School of Electrical, Electronic & Computer Engineering, Rm 4.17, M018<br>
The University of Western Australia<br>
<a href="%20%20"><span style="color:black;text-decoration:none">35 Stirling Highway, Crawley WA 6009, Australia</span></a><br>
Tel: <a href="tel:+61%208%206488%201905"><span style="color:black;text-decoration:none">+61 8 6488 1905</span></a>, Fax: <a href="tel:+61%208%206488%201095"><span style="color:black;text-decoration:none">+61 8 6488 1095</span></a><br>
Secretary Tel: <a href="tel:+61%208%206488%203801"><span style="color:black;text-decoration:none">+61 8 6488 3801</span></a>, Rm 1.73, http://www.mrg.uwa.edu.au/</span><o:p></o:p></p>
</div>
</body>
</html>