Oxygen Scavengers
Oxygen Scavengers
Page 2 of 4
OxygenSca_PP_Other_IRD_Eng_Ody.fm
5. Add 0.5 mL of DEHA
Reagent 2 Solution to
each sample cell. Mix.
Place both sample cells in
the dark.
A purple color will
develop if an oxygen
scavenger is present.
6. Touch the timer icon.
Touch
OK.
A ten-minute reaction
period (or a two-minute
reaction period for
hydroquinone) will begin.
Keep the sample cells in
the dark during the
reaction period.
7. When the timer
beeps, wipe the blank
and place it into the cell
holder.
Close the cover.
Note: For greater accuracy,
read the MEKO result
immediately after the timer
beeps.
8. Touch Zero.
9. Immediately wipe the
prepared sample and
place it into the cell
holder.
10. Touch Read.
Results will appear in µg/
L.
10 mL
20 mL
25 mL
10 mL
20 mL
25 mL
10 mL
20 mL
25 mL
Zero
10 mL
20 mL
25 mL
Read
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