ナトリウムチオスルفاتペンタヒドレート (Na2S2O3*5H2O),多くの産業で伝統的に"Da sūdǎ"または"hypo"として知られています."技術と医学の両面で重要な役割を果たす多用性のある無機化合物です純度99%の製品です is specifically refined to serve as an essential Photographic Fixer in traditional and specialized imaging processes and as a reliable Cyanide Antidote in emergency medical and industrial safety applications.