Transfused platelets (plts) are either pooled random-donor platelet (plt) concentrates or single-donor apheresis plts. When stored for 5 days, all of these products are equally efficacious.
There are three parts to a CUSIP Number. Example: 912828 + NB + 2 would be 912828NB2 CUSIP 1  #. The First 6 digits (912828) identify the issuer. 2  In this case, the issuer is the Treasury Department. 3  The next two characters (NB) identifies the specific bond. 4  The last digit (2) has no significance in identifying the bond.
Committee on Uniform Securities Identifying Procedures (CUSIP). The Committee on Uniform Securities Identifying Procedures (CUSIP) assigns codes and numbers to all securities traded in the United States. The CUSIP identification number is used to track the securities when they are bought and sold. You'll find the CUSIP number on a confirmation statement from your broker, for example, and on the face of a stock certificate.