PROCEDURE FOR CLEANING AND MAINTAINANCE OF THE MILLI PORE FILTRATION UNIT

1.0 OBJECTIVE
To lay down the Standard Operating Procedure for cleaning and maintenance of the Millipore Filtration Unit.
2.0 SCOPE
The procedure is applicable to cleaning and maintenance of the Millipore Filtration Unit.
3.0 RESPONSIBILITY
Laboratory Technician, Scientific Assistant, Assistant Scientific Officer and Officer In charge of the Section.
4.0 PROCEDURE
1. The assembly should be checked every day for the leakage and the filters of the Swinny Filter holder ( 13 mm Millipore Filtration Unit ) before giving for sterilization.
2 The cups and the funnels also the stainless steel manifold must be washed and rinsed with the distilled water .
3 In case of leakage the O rings are to be changed
4 Once in two months clean the sintered funnels with chromic acid keeping them for over night. All the O rings are to be changed.
5 The sintered Funnels are to be cleaned thoroughly in distilled water after chromic acid treatment before assembling.
The rubber parts if they are deformed change them with new one.
6 After washing the Millipore Filtration Unit plug the unit with nonabsorbent cotton and keep ready for sterilization.