Hach DR2400 - Page 256

Copper
Copper
Page 2 of 6
Copper_PP_Low_POR_Eng_Ody.fm
5. Add the contents of
one Porphyrin 2 Reagent
Powder Pillow to each
sample cell. Swirl to
dissolve.
Note: If copper is present, the
sample will momentarily turn
blue, then return to yellow.
6. Touch the timer icon.
Touch
OK.
A 3-minute reaction
period will begin.
7. When the timer
beeps, place the blank
into the cell holder.
8. Touch Zero.
The display will show:
0 µg/L Cu
9. Place the prepared
sample into the cell
holder.
10. Touch Read.
Results will appear in µg/
L Cu.
10 mL
10 mL
Zero
10 mL
Read