Skip to main content
Progress in Earth and Planetary Science
Fig. 2 | Progress in Earth and Planetary Science

Fig. 2

From: Improvements in the determination of attogram-sized 231Pa in dissolved and particulate fractions of seawater via multi-collector inductively coupled plasma mass spectrometry

Fig. 2

Relationship between the analytical uncertainty for the sample (triangle), chemical blank (diamond), and secondary electron multiplier (SEM) dark noise (squares) and the amount of 231Pa measured in a the dissolved fraction of 25 seawater samples, b the small particulate fraction of 14 seawater samples, and c the large particulate fraction of six seawater samples. The seawater dissolved samples were collected from the Pacific Ocean and the particulate samples were collected from the Arctic Ocean

Back to article page