Refractometer Cleaning SOP



1.0  OBJECTIVE:
To lay down the procedure for cleaning of Refractometer.
2.0  SCOPE:
This SOP shall be applicable to the Refractometer of installed, at Quality Control Instrument Lab.
3.0  RESPONSIBILITY:
3.1  Technical Assistant/ Helper.
3.2  Q.C Analyst.
4.0  ACCOUNTABILITY:
4.1  Manager-Quality Control.
5.0  MATERIAL AND EQUIPMENT:
5.1  Refractometer.
5.2  Dry cotton cloth.
5.3  Tissue paper.
5.4  Xylene.
5.5  Isopropyl alcohol.
6.0  PROCEDURE:
6.1  Switch “OFF” the instrument after use.
6.2  Switch “OFF” the mains and remove the plug from switch board.
6.3  Clean the prism with xylene and then wipe with tissue paper.
6.4  Clean the mirror and eyepiece with isopropyl alcohol and then wipe with tissue paper.
6.5  Clean the instrument with dry cotton cloth.
6.6  Affix the “CLEANED” label and fill the “Cleaning Equipment Log Book”.
7.0  REVISION LOG:
Revision No.
Effective Date
Reason
00

New SOP


8.0  REFERENCES:
8.1  Not Applicable.
9.0  ANNEXURES:
Annexure 1: Cleaning record of Refractometer Cleaning Equipment Log Book).




Annexure: 1
Cleaning Equipment Log Book)
Cleaning record of Refractometer
CLEANING RECORD OF REFRACTOMETER
Date
Cleaned by
Checked by
Remarks 






















































































10.0    ABBREVIATIONS:
Abbreviation
Expanded Form
SOP
Standard operating procedure
&
And
No.
Number  
Ltd.
Limited
QCEC
Quality control Equipment cleaning
Q.C
Quality control


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