lead sodium thiosulfate

lead sodium thiosulfate

[′led ′sōd·ē·əm ‚thī·ə′səl‚fāt] (inorganic chemistry) Na4Pb(S2O3)3 Poisonous, small, white, heavy crystals that are soluble in thiosulfate solutions; used in the manufacture of matches. Also known as lead sodium hyposulfate; sodium lead hyposulfate; sodium lead thiosulfate.