Nagao & Co., Ltd.

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We can supply the following products for reagents.
The volume that we can supply is several hundred grams.
If you need special grade of hydrosulfide, sodium sulfide and other inorganic sulfide, please feel free to contact us.

  • High purity potassium sulfide (liquid)
  • High purity anhydrous potassium hydrosulfide
  • High purity anhydrous sodium hydrosulfide
  • Very low iron content sodium sulfide
  • Anhydrous polysulfide
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Please feel free to contact us from our inquiry form.