Sodium Sulphide (60-62%): Iron Free Chemical Formula Na2S
Packing : 25 kgs HDPE Laminated bags. With thick inner liner.
Physical Property : Yellow or Saffron flakes.
Chemical Property : % of material as Na2S & NaHS contain 58 to 62. Excess alkali nil, Reducing compound other than Na2S & NaHS not more than 1%. Iron & aluminum compound not more than 0.05%. Sodium Sulphate nil. Sodium Chloride nil. Water insoluble less than 0.2%.
Uses: Sulphur dyes, Paper pulp, Photographic reagent, & analytical reagent.
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