Disposal of Excess samples, Expired chemicals, Impurities, Reference standards and Empty reagent bottles or Solvent bottles or Containers

1.0 OBJECTIVE

To lay down a procedure for the Disposal of Excess samples, Expired chemicals, Impurities, Reference standards and Empty reagent bottles or Solvent bottles or  Containers. 

2.0 SCOPE

This SOP is applicable for Disposal of excess samples, expired chemicals, impurities, reference standards and empty reagent bottles (or) Solvent bottles in Company Name

3.0 BACKGROUND

NIL                                       

4.0 RESPONSIBILITY

4.1 All Analytical research personnel shall follow the SOP.      

4.2 Group leader of Analytical  research to ensure the proper and safe disposal of excess samples, expired chemicals, impurities ,reference standard and empty reagent bottles or solvent bottles.          

4.3 Head Analytical research or his designee to ensure overall compliance.

5.0 PROCEDURE

5.1  Materials / Products 

After completion of analysis & report release, excess amount of materials or product samples and expired reference standards or impurities, received in glass or  plastic bottles or vials shall be taken out and transferred into a polybag. Place the polybags in the respective cupboard labeled as "SAMPLES TO BE DISPOSED". 

5.2 The empty bottles or vials or HDPE containers shall be rinsed with water and shall be transferred to the cupboard "EMPTY BOTTLES TO BE DISPOSED”.

5.3 Solvent bottles / Reagent bottles After consuming total volume of solvent / reagent, the bottle or container shall be rinsed with water for two times and label should be crossed with  “ X “ mark. Then the empty bottles or solvent bottles / containers shall be transferred to    the cupboard labeled as " EMPTY BOTTLES TO BE DISPOSED ".

5.4  Polybags containing samples or empty bottles shall be send to SHE department for  disposal through “ Requisition for Disposal ” ( Refer Annexure-1).  

5.4.1 Analytical research personnel shall raise requisition for disposal and get approved from  department head or group leader.

5.5 Before transferring the empty and rinsed bottles to the scrap yard, it shall be stamped as “cleared” on label.

5.6 Chemicals

5.6.1 Expired chemicals shall be handed over to SHE department for disposal through “Requisition for Disposal” (Refer Annexure-1).         

5.6.2 Chemicals like strong oxidizing and reducing agents (Potassium permanganate, Potassium dichromate, Iron (II) sulphate, Sodium thiosulphate etc.,) shall not be send for disposal. These chemicals shall be dissolved in water and shall be  washed out under stream of water.

6.0   VERSION HISTORY

7.0 A NNEXURES 

Annexure-1-Requisition for destruction of Materials / Products / Chemicals / Solvents and Reagent bottles / Containers Sample Format