Solvents A and B (G7161A/B) (Modular LC Prep Pump)

G7161A

You can set the percentage of solvent B to any value from 0 through 100 %. Solvent A always delivers the remaining volume: 100 - %B. The solvent B check box allows you to turn the solvent B channel on (marked) or off (cleared).

G7161B

For each channel, you can select which of the two solvents to deliver. You can set the percentage of solvent B to any value from 0 through 100 %. Solvent A always delivers the remaining volume: 100 - %B. The solvent B check boxes allow you to turn the solvent B channels on (marked) or off (cleared).

When the Use solvent types check box in the Compressibility section is marked, you click the down arrow and select a calibrated solvent from the drop-down list. For solvent mixtures, specify the percentage of the additive in the field at the left.

A value of 100% specifies a pure solvent.

You can enter additional information (for example, about buffers) in the adjacent field.

When the Use solvent types check box is cleared, the text boxes allow you to type a brief description of the solvents.