NA_tab updated=20050801 uc=1 tc=1 lc=0 bc=2:4
| NA Name | Description |
| format version | One element specifying the format version. A value of 2 indicates Version 2 format extensions. Must be the first metadata declaration |
| LUDL_V_n | Two elements which specify the constant lower and upper detection limits for the n-th Primary Variable, V(X,n), where n can assume a value in the range n=1,NV. Same units as V(X,n). |
| NIVM | One element specifying the number of Independent Variable Marks, which is also the dimension of the unbounded Independent Variable (for all formats except FFI=1020). Must be the second metadata declaration. |
| SUoffset_A | NAUXV-NAUXC elements specifying the offsets to convert all numeric Auxiliary Variables to Standard Units. |
| SUoffset_V | NV elements specifying the offsets to convert all Primary Variables to Standard Units. |
| SUoffset_X | NIV elements specifying the offset to convert units of all Independent Variables to Standard Units. |
| SUscale_A | NAUXV-NAUXC elements specifying the scale factors to convert all numeric Auxiliary Variables to Standard Units. |
| SUscale_V | NV elements specifying the scale factors to convert all Primary Variables to Standard Units. |
| SUscale_X | NIV elements specifying the scale factors to convert all Independent Variables to Standard Units. |