- OBJECTIVE:
To lay down the procedure for cleaning of Sampling tools.
- SCOPE:
This SOP is applicable for the procedure for cleaning of Sampling tools at {Company Name} {Location}.
- RESPONSIBILITY:
- Officer/Executive/Designee Quality Control – Shall be responsible for cleaning of Sampling tools as per SOP.
- Head/Designee Quality Control – Shall be responsible for ensuring compliance as per SOP.
- ACCOUNTABILITY:
QA Head shall be Accountable for implementation of SOP.
- PROCEDURE:
- Used sampling tools shall collect in poly bag with “TO BE CLEANED” label (Format-I).
- Tie the neck of the poly bag and transfer to the washing area.
- Remove the sampling tools from poly bag and scrub the inner and outer surface thoroughly with nylon brush.
- Wash the sampling tools in 5 % Sodium hydroxide solution and finally wash with water.
- Finally rinse with Purified Water.
- Remove the excess water by wiping with dry lint free cloth.
- Spray with 70 % Isopropyl Alcohol solution and allow for drying.
- After drying wrap the sampling tools in stretch of film and label with “CLEANED” Sticker (Format-II).
- After cleaning same shall record in cleaning record of sampling tools. (Format-III).
- Dried sampling tools shall be stored in designated place.
- If the cleaned sampling tools are not used for a period of 6 days, they shall be re-cleaned and stored as per the above procedure.
- REFERENCES:
Not Applicable
- ANNEXURES:
| ANNEXURE NO. | TITLE OF ANNEXURE |
| Annexure-I | To be cleaned Label |
| Annexure-II | cleaned Label |
| Annexure-III | Cleaning record of sampling tools |
ENCLOSURES: SOP Training Record.
- DISTRIBUTION:
- Controlled Copy No. 01 : Head Quality Assurance
- Controlled Copy No. 02 : Head Quality Control
- Master Copy : Quality Assurance Department
- ABBREVIATIONS:
| No. | : | Number |
| SOP | : | Standard Operating Procedure |
| QC | : | Quality Control |
- REVISION HISTORY:
CHANGE HISTORY LOG
| Revision No. | Details of Changes | Reason for Change | Effective Date |
| 00 | New SOP | Not Applicable | To Be Written Manual |
Annexure-I
TO BE CLEANED LABEL
Annexure-II
CLEANED LABEL
Annexure-III
CLEANING RECORD OF SAMPLING TOOLS
Frequently Asked Question?
1. What do you do with used sampling tools?
Answer: Place them in a labeled “TO BE CLEANED” polybag (Format-I) before transferring them to the designated washing area.
2. How do you clean the sampling tools?
Answer: Follow these steps:
- Remove tools from the bag and scrub thoroughly with a nylon brush (inside and out).
- Wash with 5% sodium hydroxide solution, followed by water.
- Rinse with purified water.
- Wipe excess water with a dry, lint-free cloth.
- Spray with 70% isopropyl alcohol solution and let air dry.
3. What happens after the tools are dry?
Answer: Wrap them in stretch film and label them with a “CLEANED” sticker (Format-II). Record the cleaning in the sampling tools cleaning record (Format-III). Store the dried tools in their designated place.
4. How often do you need to re-clean the tools?
Answer: If the cleaned tools remain unused for more than 6 days, re-clean them using the same procedure before using them again.
5. What are the benefits of following this cleaning procedure?
Answer: This procedure ensures:
- Hygiene: Proper cleaning and disinfection minimize contamination risks.
- Accuracy: Clean tools provide more accurate sample collection.
- Compliance: Following standardized procedures helps maintain regulatory compliance.