chemical conversion

Discussion in 'B&W: Film, Paper, Chemistry' started by xkaes, Mar 25, 2006.

  1. xkaes

    xkaes Member

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    Anyone know how to convert sodium sulfide (not sulfite or sulfate) nonanhydrate to sodium sulfide anhydrate? I've got a pound of sodium sulfide nonanhydrate and want to use it, but formulas always call for sodium sulfide anhydrate.
     
  2. dancqu

    dancqu Member

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    Sodium sulfide hydrate; Na2S-9H2O. Rounding a
    very little, use 3 time as much. That's likely what
    you've got, the 9 hydrate. It's 2/3 water. Dan