SOP for Cleaning Procedure for Fourier Transform Infrared Spectrophotometer

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

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

Execution : Chemist and above-QC department 

  • 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. 

SOP - Standard Operating Procedure 
Q.C - Quality control 
FTIR - Fourier Transform Infra Red Spectrophotometer

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