Cleaning - BRAND seripettor FEP Operating Manual

Bottle dispencer

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Cleaning

The instrument must be cleaned in the following situations to assure correct operation:

I immediately when the piston is difficult

to move

I before changing the reagent

I prior to long term storage

I prior to dismantling the instrument

I prior to changing the valve

Warning!

The cylinder, valves, filling tube and discharge tube contain reagent! Never remove the discharge tube

while the dispensing cylinder is filled. Point the valves and tube openings away from your body. Wear

protective clothing, eye protection and appropriate hand protection.

Screw the instrument onto an empty bottle and empty it com-

pletely by dispensing.

Screw the instrument onto a bottle filled with a suitable cleaning

agent (e.g., deionized water) and rinse the instrument several

times by completely filling and emptying it.

I prior to autoclaving

I regularly when using liquids which form

deposits (e.g., crystallizing liquids)

I regularly when liquids accumulate in the

stopper cap

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