SOP for Disposal of Expired Chemicals, Reagents, Solvents and Micro-biological Medium

1.0 OBJECTIVE

To clearly lay down a procedure for the disposal of chemicals, reagents, solvents and Microbiological Medium.

2.0 SCOPE

This procedure is applicable to all chemicals, reagents, solvents and Microbiological medium which are expired and lying in chemical and solvent storage room in quality control laboratory.

3.0 RESPONSIBILITY

3.1 Doing: Technical Assistant / Executive
3.2 Checking: Executive/Assistant manager/ Safety officer

4.0 ACCOUNTABILITY

Head of the department

5.0 PROCEDURE

5.1 At the end of the month, prepare a list of materials which are to be expired in the same month.
5.2 Dispose off the materials as per the category mentioned in Annexure – I.
5.3 Dispose off the materials in presence of supervisor and safety officer only.
5.4 Use hand gloves, safety goggles, mask and other required protective means.
5.5 Maintain the duly signed and verified record.

6.0 ABBREVIATIONS

ETP = Effluent treatment plant
Also see: Waste Water Treatment

Annexure – I

Type	Procedure for  Disposal
Liquid  Chemicals Solid Chemicals	To be drained carefully with continuous flow of water into sink. Each solid chemicals are to be collected in polybag separately & tie it’s mouth. Hand over all such bags to ETP for further disposal.
Cyanide and Cyanide contamination waste and Other Toxic/Poisonous chemicals	All such type of waste generate at Q.C. Lab to be treated ensure it free from cyanide.
Hazardous and chemicals (As per SOP)	All such type of waste to be packed in bag and then it is to be handed over to ETP for further action
Micro Biological Nutrient Media	All such media powder to be collected to gather in a polybag from its original container. Tie the mouth of polybag and hand over to ETP for further disposal.