How long is the developed color stable in the Iron FerroZine® methods 10263 and 10264?

Document ID

Document ID TE1354

Published Date

Published Date 12/03/2017
Question
How long is the developed color stable in the Iron FerroZine® methods 10263 and 10264?
Summary
Iron FerroZine® color stability
Answer
The color developed in Iron FerroZine® methods 10263 and 10264 is stable for at least 50 minutes.