MA1905_Ar2 < 20191121094144-132324 > pub
  • technique: isotope dilution mass spectrometry with 38Ar spike
  • device: Micromass VG5400
  • modified at 2019-11-28
  • stone: MA1905-Ar2
measured value uncertainty unit description
40Ar/36Ar 2186.0 22.0
air fraction 12.8 %
36Ar 1.0254 0.0177 pg/g
40Arrad 2.3089 0.0374 ng/g
name global-id
name spots global-id