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