Can I use the Silica methods in seawater samples?

Document ID

Document ID TE794

Published Date

Published Date 27/05/2017
Question
Can I use the Silica methods in seawater samples?
Summary
Silica testing in seawater
Answer
Yes, but seawater decreases the color intensity by 20 to 35%. Therefore for best accuracy a user entered calibration curve needs to be created utilizing Silica standards spiked with the expected salinity of the samples.