Iron, Total - Hach DR2400 Manual

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Table of Contents

Powder Pillows or AccuVac

Scope and Application:

total iron; USEPA approved for reporting wastewater analysis**

* Adapted from Standard Methods for the Examination of Water and Wastewater

** Federal Register, June 27, 1980; 45 (126:43459)

Tips and Techniques

• Digestion is required for determining total iron for EPA reporting purposes. See the Hach Water Analysis Handbook for digestion

• For more accurate results, determine a reagent blank value for each new lot of reagent. Follow the procedure using deionized

water in place of the sample. Subtract the reagent blank value from the final results or perform a reagent blank adjust

instrument manual for more information on Running a Reagent Blank.

• After adding reagent, an orange color will form if iron is present.

• Accuracy is not affected by undissolved powder.

Powder Pillows

Hach Programs

Hach Programs

Select program

265 Iron, FerroVer

IronTot_AVPP_Other_FVR_Eng_Ody.fm

For water, wastewater, and seawater; digestion is required for determining

Fill a clean, round

sample cell with 10 mL of

Add the contents of

one FerroVer Iron

Reagent Powder Pillow

to the sample cell (the

prepared sample). Swirl

Iron, Total

(0.02 to 3.00 mg/L)

Touch the timer icon.

A three-minute reaction

period will begin.

(Allow samples that

contain rust to react for at

least 5 minutes.)