SOP on Cleaning of Paste Kettle

SOP on Cleaning of Paste Kettle

 

 

Objective : To describe a cleaning procedure for Paste Kettle.

 

Scope : To ensure that the equipment is clean and free from any starting materials of previous batch or product residues.

 

Responsibility : 1.It  is the responsibility of operating staff to clean the equipment.

2. Production Chemist to ensure that procedure is followed.

 

Materials & Equipment :

1.      Cleaning agent: Teepol or liquid soap.

2.      Mops / nylon brush / lint free cloth

 

Procedure

 

(1)   Transfer the prepared paste to another clean container.

(2)   Add 10 liters of tap water to the paste kettle and remove any visible matter by rubbing the inner surfaces of paste kettle with the help of a wet lint free cloth / nylon brush & SS scrapper.

(3)   Drain out the washings by tilting the paste kettle.

(4)   Prepare a Teepol solution (10ml à 10 liters water) or liquid-soap (50gm à 5 liters water) and clean the inner and outer surfaces of the paste kettle with the help of a wet lint free cloth / brush.

(5)   Drain out the washings by tilting the paste kettle.

(6)   Wash the paste kettle in tilted position with running tap water for 10 minutes.

(7)   Add 5 litres of DM water in paste kettle, clean it and drain the washings completely. Rinse again with 2 litres of DM water.

(8)   Send the wash water for analysis for residual active ingredients of previous product.

(9)   Clean the paste kettle with a dry lint free cloth and put a label “Cleaned” or “Ready for use.”