SOP for Operation of Muffle furnace.

1.0      Objective:

               To provide written procedure for the operation of Muffle furnace.

2.0          Scope:

               This SOP covers operation of Muffle furnace .

3.0          Responsibility:

               Jr. Research Officer, Research Officer: Responsible for operation and maintenance of the instrument as per procedure.

               Head of Department: Responsible for maintenance, timely as per   schedule.

               QA Officer/QA Manager: Review the records and governing the document

4.0          Procedure:

4.1          Ensure that the instrument is clean and free from dust.

4.2          Switch  ‘ ON ’ the mains.

4.3          The green indication light will be ‘ ON ’.

4.4          The required temperature  (e.g. 700° C ) can be set by a thermostatically control knob,           by pushing it.

4.5          After getting required temperature put the charred sample lying in the silica or platinum crucible (weighed with sample) in it for the required time and at required temperature.

4.6          Switch off the furnace after the use.

5.0          Routine maintenance:

5.1          Ensure that the power supply to the instrument is switched OFF before cleaning.

5.2          Clean the instrument with a clean, dry cloth every day.

6.0          Precaution:

6.1          Do not keep the door of the instrument open for a long period when the temperature is  ‘ON’.

7.0             History of Revision:

Revision No.	Effective Date	Revision details	Reason for revision