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5 connecting the drying tube, Connecting the drying tube – Eppendorf Top Buret M / H User Manual

Page 21

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21

Installation

Top Buret

English (EN)

4.5

Connecting the drying tube

For the titration of hygroscopic liquids you need a drying tube. The drying tube
must be filled with suitable liquid absorbers.

The drying tube is not included in the delivery package. You can order the
drying tube as an accessory.

Suitable liquid absorbers:

• Silica gel with a particle size of 1 mm – 3 mm
• CaCO

2

• NaOH pills (5 mm ø, for the absorption of CO

2

)

Prerequisites
• The batteries have been inserted (see p. 17)
• The device has been mounted (see p. 15)
• The telescopic aspirating tube has been mounted (see p. 18)
• The device has been screwed onto a bottle (see p. 19)

Proceed as follows:

Abb. 4-5: Removing the air vent cover

Fig. 4-5:

Removing the air vent cover

1. Remove the air vent cover.
2. Insert the drying tube into the

opening.

3. Fill the drying tube with moisture

absorber.