(50xx,0005) 
Curve Dimensions 
1

Number of dimensions for these data. The dimensions may be any number from 1 to n. See C.8.9.5.1.2 for specialization. 
(50xx,0020) 
Type of Data 
1

Type of data in this curve. See C.8.9.5.1.3 for specialization of Defined Terms. 
(50xx,3000) 
Curve Data 
1

Curve data. See C.10.2.1.4 and C.8.9.5.1.4 for further explanation. 
(50xx,0030) 
Axis Units 
1

Units of measure for the axes. See C.8.9.5.1.5 for specialization of Defined Terms. 
(0054,1401) 
Dead Time Correction Flag 
1C

Dead time correction has been applied to Curve Data (50xx,3000). Required if Type of Data (50xx,0020) is BLDSMPL. Enumerated Values: Y = yes N = no 
(0054,1400) 
Counts Included 
2C

Type of counts included in this count rate data. Enumerated Values: TRUES SCATTER RANDOMS SINGLES Required if Axis Units (50xx,0030) contains CPS or CNTS. 
(0018,5020) 
Processing Function 
3

A textual description of the processing that has been applied to this curve. (e.g. smoothing, time interpolation) 