What is the maximum allowable level of SiO2 in DI water used for user-prepared reagents for the Silica analyzers?

Document ID

Document ID TE7707

Published Date

Published Date 29/05/2017
Question
What is the maximum allowable level of SiO2 in DI water used for user-prepared reagents for the Silica analyzers?
Summary
Models 9610 and 9210 analyzers with user prepared reagents
Answer
No more than 5 ppb of SiO2 is allowable in DI water used in user-prepared reagents for the Silica analyzers.