Obscure Vision

Steps
Ishaq has asked that I go take a sample of the water within the caves to perform a toxicity test.
 * 1) Obtain a water sample from the caves in the north
 * 2) * Obtain a water sample (water has right-click menu option to collect sample)
 * 3) Return to Ishaq in the Eye of Dartain
 * 4) * Return to Ishaq Al'Nair with the water sample

Rewards

 * At least