SOP for Cleaning of Atomic Absorption Spectrophotometer

1.0 OBJECTIVE

To clearly lay down the procedure for cleaning.

2.0 SCOPE

This procedure is applicable to Atomic absorption spectrophotometer installed in quality control laboratory.

3.0 RESPONSIBILITY

3.1 Doing: Technical Assistant /Executive
3.2 Checking: Executive/Manager

4.0 ACCOUNTABILITY

Head of the Department

5.0 PROCEDURE

5.1 After completion of the analysis, do the following.
5.2 Remove the used glassware.
5.3 Aspirate with the blank solution for one minute to remove any residue remained in the suction pipe.
5.4 Clean the suction pipe with distilled water for four times.
5.5 Switch ‘OFF’ the instrument.
5.6 Switch ‘OFF’ the mains.
5.7 Clean the burner slit using wooden strip (Provided by manufacturer specially for this purpose) or using hard paper.
5.8 Remove the lamp from the instrument and keep it in the drawer.
5.9 Clean the outer surface of the instrument with dry clean cotton cloth and remove any dirt or spots by mopping with isopropyl alcohol and dry it with tissue paper. Record in the format of instrument log card.

6.0 ABBREVIATION

6.1 SOP - Standard Operating Procedure

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