LaMotte ColorQ DW - Manual (Page 6)

5
+
3
Color
Q
6
* Sulfide Reagent A: Code V-4458LWT-G
* Sulfide Reagent B: Code V-4459-E
* Sulfide Reagent C: Code 4460LWT-G
SULFIDE ColorQ Range: 0.0-3.0 ppm
Color
Q
5
6
1. Press button to go to “SuL” Sulfide.
2. Fill a clean tube to the 5 mL line with water sample.
3. Add 5 drops of SULFIDE REAGENT A.
4. Add 3 drops of SULFIDE REAGENT B.
5. Cap and invert 3 times to mix. Allow tube to sit for ONE minute.
6. Add 5 drops of SULFIDE REAGENT C.
7. Cap. Invert 3 times to mix. Insert tube into ColorQ.
8. Press button to read “SuL” Sulfide in ppm. Remove tube.
DILUTION
Samples with sulfide concentrations above 3 ppm must be diluted. The
meter will display “Hi”.
A. Use the 1 mL pipet to add 1 mL water sample to a test tube.
B. Dilute to the 5 mL line with distilled or deionized water. Cap and mix.
C. Blank with the diluted sample from Step B. Follow the test procedure
with the diluted sample from Step B. Multiply the displayed result by 5.
D. Follow the test procedure with this diluted sample, starting with step 3.
E. Multiply display result by 5.
* Reagent is a potential health hazard.
Read MSDS at www.lamotte.com.