-40%
Siltek Deactivated Press2Fit Y-splitter, Guaranteed Leak-Free
$ 44.88
- Description
- Size Guide
Description
<div style="text-align:center"><img src="http://ti2.auctiva.com/sw/java.gif" border="0"><br><table align="center"><tr><td><a style="text-decoration:none" href="http://emporium.auctiva.com/silicaphysics" target="_blank"><img src="http://ti2.auctiva.com/sw/noflash.gif" border="0"></a></td><td height="27px" valign="middle" align="center"><font face="arial" size="2"><b><a href="http://emporium.auctiva.com/silicaphysics" target="_blank">silicaphysics</a> Store</b></font></td></tr></table></div>One (1) Siltek (Silconert 2000) deactivated, fused quartz Y-splitter.
Compare to Restek's Catalog Number 20485 @ .00
Press
2
fit™ -- the Original Linear Taper™ Fused Quartz Column Connectors,
Now Improved
Fits ALL standard GC columns
IDs from 0.10mm to 0.53mm (ODs 0.30mm to 0.75mm)
Silconert 2000 is the new trademark for Siltek deactivation -- the most popular deactivation chemistry in the world. Restek and InnovaQuartz are your sole sources for Y-splitters with Siltek deactivation so pay Restek's prices, plus shipping, or buy them directly from IQ at a lower price and with free standard shipping.
Restek's Y-splitters are good -- We know because we produced them for more than a decade -- but IQ's new Press2Fit design is better....
Why do GC Capillary Column Connections Leak?
(The short answer – see IQ University on our website for a complete discussion)
Leaks
Among some chromatographers, capillary connections using press fit connectors have a reputation for leaking.
98+% of leaks in press fit connections arise from three types of problems, most of which may be addressed by a correctly designed connector.
1) Less than perfectly flat and square (orthogonal to the axis) column ends
2)
Damaged or missing polyimide coating (the brown plastic on capillary)
3)
Cracked column ends
Prior versions of press fit connectors, even ours, were not thoughtfully constructed; they were made to work with best case scenario column cuts but often failed in the real world where column cuts are far from perfect.
The Press
2
Fit™ Solution
After studying several years of leaks, we realized that we could upgrade our manufacturing equipment to produce press fits that would not have leaked in most of the failures we’d seen.
The problem with all three of the leak sources above is that standard press fits produce a seal that is only about 0.05 to 0.01mm wide, as shown in the photo.
Any irregularity in the column cut that is as big as, or bigger than this seal is wide, will not seal in this union.
The obvious fix for all of these problems is
to make the seal wider and that is just what we did….
Wider seals are far more tolerant of non-square column cuts, cuts with chips in the glass and/or chips in the polyimide coating, even missing polyimide.
But that’s only 2+ out of 3. To see what IQ has done to address cracked column ends, visit one of our ads on our column cutters or visit our website and navigate to “IQ University”.
IQ Pres2fit™ Connectors are Guaranteed or your Money Back
No other company has the confidence in their products to offer ANY guarantees at all. We offer a ‘no questions asked’ guarantee.
We’ll be happy to tell you why our connectors are so much better than others, in agonizing detail.
Or if you have other questions like, “Why aren’t capillary columns made of fused quartz if it’s so good?”, we’ll happily answer (and we’re in the process of posting such discussions on our website under the ‘Technical Resources’ tab. But until that new website is up, all you need do is ask.
(*Siltek® was recently renamed SilcoNert® 2000 by Silcotek Corporation, a descendant of Restek -- SilcoNert 2000 is a trademark of Silcotek Corp, Siltek®
and Press-tight® are trademarks of Restek Corp, GlasSeal™ is a trademark of Supelco and Pres
2
fit™ is an InnovaQuartz trademark.)
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