1.1 Methods
Cyanide
with Reagent Test
0.01 – 0.5 mg/l CN
1. Fill a clean vial (24 mm Ø) with 2 ml of the water
sample and 8 ml of deionised water, close tightly
with the cap.
2. Place the vial in the sample chamber making sure that
the marks are aligned.
3. Press ZERO key.
4. Remove the vial from the sample chamber.
5. Add two level spoons No. 4 (grey) of Cyanide-11
into the prepared water sample, replace the cap tightly
and invert the vial several times to mix the contents.
6. Add two level spoons No. 4 (grey) of Cyanide-12,
replace the cap tightly and invert the vial several times
to mix the contents.
7. Fill the vial with drops of the same size by holding the
bottle vertically and squeeze slowly:
3 drops of Cyanide-13
8. Close the vial tightly with the cap and invert several
times to mix the contents.
9. Place the vial in the sample chamber making sure that
the
marks are aligned.
10. Press TEST key.
Wait for a reaction period of 10 minutes.
After the reaction period is finished the measurement
starts automatically.
The result is shown in the display in mg/l Cyanide.
Countdown
10:00
prepare Zero
press ZERO
Zero accepted
prepare Test
press TEST
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