Keep out of reach of children. Not for consumption.
1. Add with the 5ml syringe, 4ml water in both small test vials.
2. Put one test vial on the left side and the other on the right side.
3. Add to the vial on the right side 3 drops of Org-1 and swirl for 5 seconds. Allow to stand for at least 15 minutes.
Add to the right side vial one drop of Org-2 and swirl for 10 seconds and wait 20 seconds. Hold both vials in front of you against a white background. Continue adding Org-2 dropwise until the color changes to a faint yellow. Swirl after each drop for 10 seconds.
5. The number of drops needed of Org-2 is a measure for the degree of pollution by many organic compounds. See the table below.