Does Hach have a method for testing ferrous iron (Fe2+)?

Document ID

Document ID TE312

Published Date

Published Date 08/16/2018
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Question
Does Hach have a method for testing ferrous iron (Fe2+)?
Summary
Method for testing ferrous iron (Fe2+)
Answer
Ferrous iron is not stable when exposed to the atmosphere and needs to be measured as soon as possible after sampling.

The test for ferrous iron, use Hach method 8146, uses the 1,10 phenanthroline chemistry with one powdered reagent. Add the reagent to a portion of sample and measure the concentration using a test kit, colorimeter, or spectrophotometer. Do not digest the sample.

Find the method in the Water Analysis Handbook.

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