Bio-Rad ChromLab™ Software User Manual
Page 278

C
| Plumbing the System
276
| NGC Chromatography Systems and ChromLab Software
To plumb the buffer blending valve
Connect the inlet tubing to ports Q1–Q4 on the buffer blending valve.
Note:
The buffer inlet tubing is color-coded to identify the different buffer
solutions.
The color scheme for the tubing and ports is defined as follows:
To plumb the pH valve
1.
Connect the pump head wash priming tubing to the Cal In port on the pH valve.
2.
Connect waste tubing to the Cal Out port on the pH valve.
Tubing color
Port
Solution
Green
Q4
High salt buffer
Yellow
Q3
Water
Blue
Q2
Buffer base
Red
Q1
Buffer acid
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