Hach DR2400 - Page 282

Fluoride
Fluoride
Page 2 of 6
Fluoride_AccuVac_Other_SPD_Eng_Ody.fm
5. Touch the timer icon.
Touch
OK.
A one-minute reaction
period will begin.
6. When the timer
beeps, place the blank
into the cell holder.
7. Touch Zero.
The display will show:
0.00 mg/L F
–
8. Place the prepared
sample into the cell
holder.
Touch
Read.
Results will appear in
mg/L F
–
.
1. Touch
Hach Programs.
Select program
195 Fluoride AV.
Touch
Start.
2. Collect at least 40 mL
of sample in a 50-mL
beaker. Pour at least
40 mL of deionized water
into a second beaker.
3. Fill one SPADNS
Fluoride Reagent
AccuVac Ampul with
sample. Fill another
ampule with deionized
water (the blank). Keep
the tips immersed while
the ampules fill
completely.
4. Quickly invert the
ampules several times to
mix. Wipe off any liquid
or fingerprints.
10 mL
Zero
10 mL
AccuVac Ampul Method 8029
Hach Programs