: This identifies 22:0 Lyso PC , a phospholipid used in scientific research, available from suppliers like Sigma-Aldrich .

: A potent inhibitor used in biochemical research, also catalogued under this number at Sigma-Aldrich .

: The number often appears as a specific article identifier in Physical Review B , such as a 2022 paper on Majorana edge states or a 2024 paper on Chiral spin liquids . Technical & Industrial Products Toolcraft Hexagon Head Screw

The number refers to several distinct items across different fields, ranging from chemical identifiers and technical parts to administrative documents. Chemical & Scientific Identifiers