Please find below the procedure to 

1) Download the SDS

2) Obsolete the SDS

To create this example, I've downloaded and obsoleted SDS-20-25875 for you.

• How to DOWNLOAD
  1° Search for the file on the SharePoint homepage = https://keminind.sharepoint.com
  2° Find the file which is in "The Vault Libraries"
  3° Click the 3 dots (menu) and select Download
  

  

   

• How to OBSOLETE
  1° Go the the VAULT homepage (Vault.kemin.com)
  2° Click on "Training and Tips"
  3° Click "OBSOLETE DOCUMENT FORM", enter the required information and Save.