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ACE
12
Antarctic Circumnavigation Expedition
12
Southern Ocean
seawater
12
underway
12
Antarctica
10
CTD
9
chemistry
7
oceanography
7
silicate
7
diatom
6
QuAAtro Seal Analytical autoanalyser
4
ammonium
4
colorimetric technique
4
flow injection
4
nitrate
4
nitrous oxide
4
nutrient
4
phosphate
4
silicic acid
4
trace metal
4
bioegnic
3
biogenic silicate
3
Niskin
2
nitrite
2
salinity
2
salinometer
2
sample
2
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