<div dir="ltr"><div class="gmail_default" style="font-family:arial,sans-serif">Hadi,</div><div class="gmail_default" style="font-family:arial,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,sans-serif">We moved away from the MST sensors years ago as we didn't like the fact that they weren't extractive, and at the same time we moved away from the LonWorks operating system to a PLC based system. We're now using an extractive tape (Vertex) and extractive electrochemical (Midas) sensors (both from Honeywell), and we've had the same procurement issues you're seeing on the MST sensors with our Midas sensors. We just had a delivery of our LEL sensors pushed out from 30 days to 60 days, and though it's not as big as the delay you're seeing, it's definitely not what we were expecting, or had experienced earlier.</div><div class="gmail_default" style="font-family:arial,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,sans-serif">As others have already mentioned, any of the alternative solutions come with their own drawbacks in timing, reliability, and implementation cost. Until our supply chain issues start to clear up, I believe this is going to be the new normal...</div><div class="gmail_default" style="font-family:arial,sans-serif"><br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div>Dennis<span class="gmail_default" style="font-family:arial,sans-serif"> Schweiger</span></div><div><span class="gmail_default" style="font-family:arial,sans-serif">Facilities Supervisor</span></div><div><span class="gmail_default" style="font-family:arial,sans-serif">University of Michigan/LNF</span></div><div> </div><div>734.647.2055 Ofc<br></div></div></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jun 14, 2022 at 5:03 PM Hadi Esmaeilsabzali <<a href="mailto:hadi_esmaeilsabzali@sfu.ca">hadi_esmaeilsabzali@sfu.ca</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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<p><span style="font-size:11pt">Dear Colleagues,</span></p>
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<p><span style="font-size:11pt">Another supply chain story here. Honeywell has informed us that the </span><span style="font-size:11pt">MST sensors that we had ordered in April 2021 and were supposed to be delivered earlier in March of this year
won't be ready until early 2023. </span><span style="color:rgb(0,0,0);font-family:Calibri,Helvetica,sans-serif,EmojiFont,"Apple Color Emoji","Segoe UI Emoji",NotoColorEmoji,"Segoe UI Symbol","Android Emoji",EmojiSymbols;font-size:11pt">All
our gas sensors (NH3, Cl2, SiH4, HCl) are due for replacement, and we are currently concerned about the risk of running possibly expired sensors.</span><span style="font-size:11pt"> Anyone facing the same issue? Are there other reliable suppliers we can
purchase these sensors from? Any advice is </span>appreciated!<span style="font-size:11pt"> </span></p>
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<p><span style="font-size:11pt">Hadi</span></p>
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<b><span style="font-family:Calibri,Helvetica,sans-serif;font-size:11pt">Hadi Esmaeilsabzali, PhD</span></b></p>
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<p style="color:rgb(33,33,33)"><span style="font-family:Calibri,Helvetica,sans-serif;font-size:11pt"></span><span style="font-family:Arial,Helvetica,sans-serif,serif,EmojiFont;font-size:10pt"><span style="font-size:11pt;font-family:Calibri,Helvetica,sans-serif">Nanofabrication
Group Manager, 4D LABS</span></span></p>
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<p style="color:rgb(33,33,33)"><span style="font-size:11pt;font-family:Calibri,Helvetica,sans-serif">Simon Fraser University</span><br>
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