Prepare a written Standard Operating Procedure (SOP) for one of the following tasks: 1) Preparing a buffer to use in the laboratory, or 2) Sample handling (receiving samples into the lab or disposal of samples). Your SOP should include all the essential elements as discussed in the reading and provide step-by-step instructions. The SOP should be brief and to the point, not exceeding 4-5 pages in length. Choose one of the tasks and submit your SOP.