AQUEOUS SOLUTION AND METHOD FOR USE THEREOF

摘要

Oilfield treatment compositions contain water, hydrochloric acid at a concentration between 15 wt% and 45.7 wt% and a first and second fixing agent. The first fixing agent comprises urea, a urea derivative or both. The second fixing agent may be a mixture or amines and alcohols. These compositions provide corrosion inhibition when exposed to steel. The compositions may also contain an inhibitor aid.