释义 |
sodium hydrosulfite
sodium hydrosulfiten. A yellowish powder, Na2S2O4, used as a bleaching and reducing agent. Also called hydrosulfite.sodium hydrosulfite
sodium hydrosulfite[′sōd·ē·əm ‚hī·drə′səl‚fīt] (inorganic chemistry) Na2S2O4 A fire-hazardous, lemon to whitish-gray powder; soluble in water, insoluble in alcohol; melts at 55°C; used as a chemical intermediate and catalyst and in ore flotation. Also known as sodium dithionite. |