Composition, cleaning agent, aerosol composition, water scavenger, blowing agent or heat-conducting medium comprising composition, system using heat-conducting medium, and method for cleaning article

The present invention relates to a novel hydrochlorofluoroolefin-based composition comprising Z-1-chloro-3, 3, 3-trifluoropropene, 1-chloro-1, 3, 3, 3-tetrafluoropropane, and water, and a process for producing the same. In the composition, relative to the total amount of Z-1-chloro-3, 3, 3-trifluoropropene, 1-chloro-1, 3, 3, 3-tetrafluoropropane and water, the proportion of Z-1-chloro-3, 3, 3-trifluoropropene is 55.00% by mass to 99.98% by mass, the proportion of 1-chloro-1, 3, 3, 3-tetrafluoropropane is 0.01% by mass to 44.99% by mass, and the proportion of water is 0.01% by mass to 10.00% by mass. 氢氯氟烯烃系新型组合物包含Z-1-氯-3,3,3-三氟丙烯、1-氯-1,3,3,3-四氟丙烷、及水。该组合物中，相对于Z-1-氯-3,3,3-三氟丙烯、1-氯-1,3,3,3-四氟丙烷、及水的总量，Z-1-氯-3,3,3-三氟丙烯的比例为55.00质量％～99.98质量％、1-氯-1,3,3,3-四氟丙烷的比例为0.01质量％～44.99质量％、水的比例为0.01质量％～10.00质量％。