sodium sulfide

American  

noun

Chemistry.

1. a yellow or brick-red, crystalline, deliquescent, water-soluble solid, Na 2 S, used chiefly in the manufacture of dyes, soaps, and rubber, as a depilatory for leather, and in the flotation of powdered lead and copper ores.

---

Example Sentences

In early 20th-century paint production, cadmium sulphide was produced at times through a reaction between cadmium chloride and sodium sulfide.

From The Guardian

After that, he adds sodium sulfide and sets the concoction aside for another four days.

From Nature

Those minimal exhaust fumes had to go through a scrubber that used sodium chlorite, sodium hydroxide, sulfuric acid, sodium sulfide, three mixers, three pumps, a lot of water, and a great big blower.

From New York Times

Nearby, there’s Goodyear, with sodium sulfide, a dangerous chemical in rubber production.

From Washington Times

The explosions were likely preceded by a fire in area where nitrocellulose and or sodium sulfide were likely stored, Zhong Shenjun, an associate professor of work safety at Northeastern University in Shenyang, Liaoning Province, wrote in an Aug. 16 blog entry.

From Slate