25
Start up of cassettes
t
Store the filter cassettes in a closed container or bag as follows:
− Plastic bag:
Seal the filter cassette together with 50 ml of preservative into the bag.
− Container:
Pour preservative over the filter cassette until it is completely immersed, then close
the container.
After Storage in NaOH, the storage solution has to be washed from the outer
surface with purified water before installation into a holding device.
5.10 Cassette Return Instructions
If you would like to send cassettes to Sartorius Stedim
Biotech for review, please ensure the following:
− that the customer service is contacted, who will provide you with a return
authorization form;
− that the cassettes have been completely cleaned
[
Æ
Chapter “5.8 Cassette Cleaning”, page 22];
− that the cassettes have been disinfected;
− that the cassettes are provided with the following information:
− the medium that was filtered using the cassettes;
− any errors that were observed;
− the operating parameters in use at the time of filtration:
– pressure settings
– operating time
– process cycles
– cleaning conditions
– operating temperature
− cleaning method used;
− number of cleaning cycles;
− disinfecting agent used.
5.11 Disposal
If non-hazardous residual impurities are present, the EWC waste code 150203
(European Waste Catalogue) for absorbents and filter materials, wiping cloths and
protective clothing can be applied. If the filters are contaminated with hazardous
materials, the EWC waste code 150202* for absorbents and filter materials
contaminated with hazardous materials should be used. If you are uncertain,
contact your waste disposal authority.