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Figure 143. Column Out line connected to the Waste In line
Figure 144
shows an internal view of the Viper union with nanoViper fittings
connected to both ports. The two nanoViper fittings seal against each other in the
center of the union. A portion of the last thread on each nanoViper fitting is visible.
Figure 144. Viper union with nanoViper fittings connected to both ports (internal view)
IMPORTANT Follow the instructions in
lines"
on
page 83
to ensure that the nanoViper fittings are securely connected to
the union.
For an EASY-nLC 1200 instrument with modified solvent lines, connect the fused-silica
Column Out and Waste In lines with the UHPLC fused-silica union (P/N ES272) that is
supplied in the UHPLC Liquid Junction Kit as follows:
a. Insert the stainless steel cartridge into the PEEK holder.
Figure 145
shows an enlarged cross section of the UHPLC fused-silica union
connected to the solvent lines.
Viper union
(P/N SC900)
nanoViper
fitting
Butt joint between the sealing surfaces
of the nanoViper fittings
"Replacing Viper/nanoViper solvent
EASY-nLC 1200 Troubleshooting & Maintenance Guide
7
Troubleshooting
Running a System Leak Test
nanoViper
fitting
181
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Troubleshooting
