How is a Lachat Cadmium Column for Nitrate determination installed?

Document ID

Document ID TE6372

Published Date

Published Date 03/26/2019
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Question
How is a Lachat Cadmium Column for Nitrate determination installed?
Summary
Installing the cadmium column for the first time
 
Answer
During the initial installation of the Lachat chemistry manifold, install the  Cadmium Column for Nitrate determination (Product # 50237A)
using the following procedure.


 



1. Disconnect the tubing from one end of the switching valve union.
2. Disconnect the tubing from one end of the column tubing assembly.





3. Connect the switching valve and the column tube assembly tubing ( Figure 2 , Item 4
and Item 8 ).
4. Open the switching valve until buffer solution fills the tubing assembly then close the
valve ( Figure 2 , Item 2 ).
5. Remove the end plugs from the column ( Figure 1 , Item 3 ).
6. Insert the flangeless fittings into the column.
7. Install the column on the nitrate manifold ( Figure 3 ).
8. Turn the switching valve to the open position.




How is a Lachat Cadmium Column for Nitrate determination replaced?

 

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