50-15
Method 8008
IRON, TOTAL (0 to 5.00 mg/L)
For water, wastewater and seawater
FerroVer Method* (Powder Pillows or AccuVac Ampuls),
USEPA approved for reporting (digestion - see Section 1)**
USING POWDER PILLOWS
1. Install module
50.01
in a DR/700.
Note: If samples cannot
be analyzed
immediately, see
Sampling and Storage
following these steps.
Adjust pH of stored
samples before analysis.
Note: Determination of
total iron requires a
prior digestion; use the
mild vigorous or
Digesdahl digestion
(Section I).
2. Press: l/O
The display will show
500 nm
and module number
50.01
Note: Determination of
total iron needs a prior
digestion; use the mild,
vigorous or Digesdahl
digestion (Section I.)
3. After 2 seconds
the display will show
a program number,
concentration units,
decimal position and
the zero prompt. If
necessary, press the
UP ARROW key until
the lower display
shows program
number
50.03.1
*Adapted from Standard Methods for the Examination of Water and Wastewater.
**Federal Register, 1980, 45(126), 43459
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