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Category: Instrumentation
Designing a Reverse-Centrifugation Sepcon Variant (Part 1: Geometry)
We have an STTR grant funding us to revise the Sepcon plastic housing to enable us to do reverse centrifugation easier. As outlined in this previous post, we’re trying to remove unbound IgG from a solution of IgG-antibody conjugates using…
Makerbot Replicator 2x Open for ABS prints
Recently, Jim has purchased a Makerbot 2x printer for our group. I’ve spent the last few weeks printing and debugging. It has the capability to print many different types of material, along with 2 separate nozzles. I have been able…
Stable, Reasonable, and Reproducible Zetapotential Readings for pnc-Si Remain Just Out of Reach
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Introduction to the Membrane Flow Analysis Device for Gas (MFAD-G), QC Model
Introduction The Membrane Flow Analysis Device for Gas (MFAD-G), Quality Control Model, is the first* of a 3-version series of devices that, altogether, will allow use-specified measurement of flow rate and flow pressure of gas and liquid media through chip-mounted…
Hand-cast Protein Gels: New Technique and Fresh Chemicals
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Protocols for SCAG Usage
How to use the McGrath Lab Surface Contact Angle Goniometer (SCAG) to collect image data for the established uses. Please refer to the SCAG Setup Protocols for assembly instructions. Note that the details of established uses will be covered in a…
Protocols for SCAG Setup
How to prepare the McGrath Lab Surface Contact Angle Goniometer (SCAG) from a disassembled form. I will create detailed posts on potential uses in the future. GENERAL NOTES Based on the McGrath Lab SCAG as it was on May 16th, 2013 Instrument…
"Phantom" Curves on the TECAN Mess with Reproducibility and Accuracy
At some point, when things settle down, I’ll create a page dedicated to the TECAN machine and document all of the troubleshooting and tricks I’ve learned so far. Before that happens I have another mystery to solve. Take a look…
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