INDICATOR SUBSTANCE FOR MEASURING CONCENTRATION OF HYDRATE AND METHOD FOR MEASURING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a means for accurately and easily measuring the concentration of a hydrate in situations including the production, storage and use of the hydrate. SOLUTION: This means comprises the following practice: in order to indirectly measuring the concentration of the hydrate, an indicator substance for measuring the hydrate concentration inert to any hydrate-forming substance and soluble in or mixable into water is added to raw water or the like in a situation such as the production, storage or use of the hydrate.