Page 68 VK 7025 Dissolution Apparatus Revision H, 11/10
Operation Operator’s Manual P/N 70-9033
Varian, Inc.
FIGURE 14. Basket / Low-loss Evaporation Cover, Positioning and Sampling
Step 5. The Method Status screen displays and the baskets rotate.
Step 6. If using an alternate start height, manually press the basket shafts down
so the baskets are lowered into the vessel at the desired time intervals.
Step 7. Continue the dissolution test according to the prescribed method. At the
desired time interval, pull samples from each vessel. Two minutes after
the final keystroke, the Test in Progress screen displays.
Note
To quit the test from the Method Status screen, press ESC and
select EXIT. The Manual Operation screen displays.
Note
For vessel positions 1 - 6, remove the knobbed evaporation plug,
pull the sample, and replace the knobbed evaporation plug (see
Figure 14, “Basket / Low-loss Evaporation Cover, Positioning and
Sampling,” above). For vessel positions 7 and 8, place the long
cannula (part number 17-3315) into the vessel through the
opening in the DDM. See “Setting the Manual Sampling Cannula”
on page 38.
To quit the test from the Test in Progress screen, press ESC once
to return to the Method Status screen and a second time to quit
the test.
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