Using Powder Pillows (Usepa Accepted For Reporting) - Hach POCKET COLORIMETER II Instruction Manual

Analysis systems

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Phosphorus, Reactive,

Using Powder Pillows (USEPA accepted for reporting)

Fill a 10-mL cell to the

10-mL line with sample.

If samples cannot be

Note:

analyzed immediately. See

Sampling and Storage on

page

24.

continued

Add the contents of one

PhosVer 3 Powder Pillow to

the cell (the prepared

sample). Immediately cap

and shake 10–15 seconds.

Wipe off any liquid or

Note:

finger prints.

1—16

HRS MIN SEC

Wait at least 2 min. (but

less than 10 min.) for full

color development before

completing

steps

4–10.

If the sample was

Note:

digested using the Digestion

for Total Phosphorus

(page 1—31), allow 10 min.

for color development.

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