| User Defined ID | True | The reagent user defined ID is an identifier chosen by the data provider to refer to an assay reagent. The nature of the assay reagent is assay specific and may be an array, an antibody or a typing kit. This ID may be referenced by other data records (e.g. experiment sample). The user defined ID is not shared. |
| Name | False | The reagent name is not referenced by other data records. |
| Description | False | The assay reagent description provides further details on the nature and purpose of the reagent. |
| Manufacturer | True | The source of a reagent may be important for evaluating assay results. |
| Catalog Number | True | The reagent's catalog ID provides a reference to the reagent source and description. |
| Lot Number | False | The lot number is helpful to understand possible batch specific differences in assay results. |
| Weblink | False | The web link is often the vendor's web site. |
| Contact | False | If the reagent is from a non-commercial source, the contact information should indicate with whom to communicate to get further details. |