Data

Actinium profile data
	decay constant	6.04942E-08	/minute
Pacific Ocean 12° 00' N, 152° 30' E
Depth (m)	^{227Ac (zmol/kg)}	^{227Ac dpm/1000kg}	^{231Pa dpm/1000 kg}
¹⁰	²	^0.08
⁹⁸	²	^0.06	^0.11
¹⁴⁷	²	^0.08
¹⁹⁷	⁴	^0.14
³⁰⁰	¹	^0.02
³⁹⁴	³	^0.12	^0.09
⁵⁰⁰	⁶	^0.21	^0.10
⁶⁹²	⁸	^0.29	^0.36
⁹⁸⁰	¹⁰	^0.38	^0.35
¹⁴⁹⁴	¹⁸	^0.64	^0.41
²⁴⁹³	¹⁵	^0.56	^0.47
³⁴⁸²	²¹	^0.75	^0.57
⁴⁵⁰⁵	⁴⁰	^1.45	^0.43
⁵⁵⁸⁹	⁶²	^2.26	^0.46
⁵⁸⁷⁰	⁷⁴	^2.68	^0.36

^{Nozaki, Y., 1984. Excess 227Ac in deep ocean water.}
^{Nature 310: 486-488.}