Chapter 4
|
Water Analysis Test Menu
Thermo Scientific
Orion AquaMate Spectrophotometer User Manual
|
41
7.
Press the Measure Blank function key.
8.
Open the sample chamber door and remove the vial from the holder.
9.
For reverse color methods only: Wipe the exterior of the reagent blank vial and place the
reagent blank vial into the holder in the sample chamber and close the chamber door.
Press the Measure Rgnt Blank function key. Open the sample chamber door and remove
the vial from the holder.
10.
Wipe the exterior of the standard vial and place the standard vial into the holder in the
sample chamber and close the chamber door.
11.
Press the Measure Standard function key.
12.
Open the sample chamber door and remove the vial from the holder.
13.
The display will show the entered standard concentration, the measured standard
concentration without a correction factor and the calculated adjustment correction factor.
14.
Press the Accept function key if the calculated adjustment correction factor is acceptable.
Typically, a correction factor of 0.7 to 1.3 (within ±30%) is acceptable.
15.
To save the adjustment correction factor to the test method, press the Save Test function
key and overwrite the existing test method or save as a new test method.
16.
Press the Run Test function key. When running a test with an adjustment correction factor
in use, the display will show
(
(1pt Adj
)
) next to the test name.