sodium sulfide

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sodium sulfide

n.
A hygroscopic yellow compound, Na2S, used as a metal ore reagent and in photography, engraving, and printing.
References in periodicals archive ?
Tenders are invited for Supply of sodium sulphide flakes
existing alkaline leaching technology include nil to low sodium sulphide addition, low polysulphides, low sulphate bleed, and low gold dissolution from the concentrate.
2002) performed a study on collectorless flotation of lead and zinc sulphide present in the Derekoy ore in the presence of sodium sulphide but in that case recovery was poor.
2]S levels were calculated using a standard curve generated from a sodium sulphide solution (0-100 [micro]M).
CPC sources said the issue has been raised at high level that cancer and stomach and lever related fatal diseases are likely to be erupted due to use of blue chemical drums in carrying and supplying milk to the dairies and milk sellers in Rawalpindi city because these drums are used for supplying fatal chemicals like potassium chloride, caustic soda, sodium sulphide and ferric chloride which are highly lethal for life.
In one case, they produce bubbles loaded with one of the two reactants, sodium sulphide or cadmium chloride.
Unhaired hide reacts strongly alkali due to the content of sodium sulphide and calcium hydroxide (lime) as a result of employing these chemicals during the unhairing process.
Unhaired hide reacts strongly alkali due to the content of sodium sulphide and lime as a result of employing these chemicals in the unhairing process.
Another type is the release of organic sulphur compounds that occurs when wood component molecules react with the sodium sulphide in the white liquor.
5 Complex Slurry CN-electrolysis Low 9-11 Simple Sodium sulphide High 8-10 Simple Alpha-hydroxynitriles Moderate 7-8 Fairly simple Malononitrlie Moderate 8-9 Fairly complex Alkali cyanoform Poorly defined 9(?