| abstract |
(57) [Summary] [Object] An object of the present invention is to provide a method for preventing turbidity and precipitation from occurring in an aqueous sodium nitroprusside solution and / or improving stability to light, and an aqueous sodium nitroprusside solution obtained by the method. [Structure] At least one compound selected from the group consisting of citric acid, tartaric acid, phosphoric acid, sodium salts thereof, and sorbitol, and / or sodium carbazochrome sulfonate and flavin adenine dinucleotide disodium in an aqueous sodium nitroprusside solution. At least one compound selected from the group, and a method for preventing the occurrence of turbidity and precipitation in an aqueous sodium nitroprusside solution and / or improving the stability to light, characterized by including it as a stabilizer, and the method. An aqueous solution obtained according to. |