OPTI-SOLV® Pre-Column Filters
The OPTI-SOLV® Mini Filter provides low-impact filtering
in a package no larger than a finger tight fitting.
Use them to prolong the life of your analytical column,
or before your mass spectrometer as a last line of defense
Perfect zero-dead-volume connections are obtained every
time with our patented automatic tube stop depth adjustment.
Unique depth-filtering elements allow for greater capacity
with no band spreading or loss in performance. The efficient
two-piece design needs no holder and threads into any
For your volume critical filtering needs, we
offer the OPTI-SOLV® µ-Filter. Based on the
same design that has made the Mini Filter a huge success,
the µ-Filter cuts the internal volume to less
than 200 µL, but retains the Mini Filter’s
ease of use and functionality.