SOP for Cleaning Procedure for Fourier Transform Infrared Spectrophotometer

OBJECTIVE:

To lay down the procedure for cleaning of Fourier Transform Infra Red Spectrophotometer. 

SCOPE:

This SOP shall be applicable for Fourier Transform Infra Red Spectrophotometer installed in Quality Control Laboratory. 

RESPONSIBILITY:

Execution : Chemist and above-QC department 

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PROCEDURE:

• Frequency: Daily or after each use 
• Open the front part of the instrument. 
• Wipe out any material in the sample holder assembly by means of tissue paper. 
• Clean all the sampling accessories with tissue paper after analysis and keep them in proper place. 
• Clean the outer surface of the instrument with tissue paper. 
• Place the ‘self indicating’ coarse silica gel in the sample holding assembly 
• If the colour of the silica gel changes from blue to pink, regenerate the silica gel by keeping it in oven for some time till it gets blue color again. 
• After completion of cleaning of the FTIR, record the cleaning details in instrument log card as per current version of SOP. 
• Precautions: 

         1) Never switch off the instrument. 

         2) Never place water near the instrument. 

ABBREVIATION:

SOP - Standard Operating Procedure 

Q.C - Quality control 

FTIR - Fourier Transform Infra Red Spectrophotometer

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