Hach DR2400 - Page 366

Manganese
Manganese
Page 2 of 4
Manganese_PP_High_POX_Eng_Ody.fm
Interferences
5. Touch the timer icon.
Touch
OK.
A two-minute reaction
period will begin.
6. Fill another round
sample cell with 10 mL of
sample.
7. When the timer
beeps, place the blank
into the cell holder.
8. Touch Zero.
The display will show:
0.0 mg/L Mn
9. Within eight minutes
of the timer beep, place
the sample into the cell
holder.
10. Touch Read.
Results will appear in
mg/L Mn.
Interfering Substance Interference Levels and Treatments
Calcium 700 mg/L
Chloride 70,000 mg/L
Iron 5 mg/L
Magnesium 100,000 mg/L
pH
Highly buffered samples or extreme sample pH may exceed the buffering capacity of the
reagents and require sample pretreatment; see Section 3.3 Interferences on page 41.
10 mL
Zero
10 mL
Read