Methods for Improving the Comparability of Ocean Nutrient Measurements Using Certified Reference Materials.

Cassie Schwanger1, Mark Rayner2, Christine Rees3, Stephen Tibben4, Kendall Sherrin2 and Peter Hughes5, (1)CSIRO Hobart, Engineering and Technology, Hobart, TAS, Australia, (2)CSIRO Hobart, Hobart, Australia, (3)CSIRO Hobart, Hobart, TAS, Australia, (4)CSIRO Marine and Atmospheric Research Hobart, Hobart, TAS, Australia, (5)CSIRO Indian Ocean Marine Research Centre, Perth, Western Australia, Australia