-40%
JSP Gold Precipitant 8 oz Refining Test Acid Aqua Regia Metals SMB Pyrosulfite
JSP Gold Precipitant 8 oz Refining Test Acid Aqua Regia Metals SMB Pyrosulfite
JSP Gold Precipitant 8 oz Refining Test Acid Aqua Regia Metals SMB Pyrosulfite

JSP Gold Precipitant 8 oz Refining Test Acid Aqua Regia Metals SMB Pyrosulfite

$ 4.48

Availability: 100 in stock
  • Item must be returned within: 30 Days
  • Restocking Fee: No
  • Return shipping will be paid by: Seller
  • Brand: JSP
  • Condition: New with tags
  • All returns accepted: Returns Accepted
  • Refund will be given as: Money back or replacement (buyer's choice)
  • Country/Region of Manufacture: United States
  • MPN: Does Not Apply
  • Modified Item: No

    Description

    PRODUCT DETAILS
    This listing includes:
    - (1) JSP 8 ounce bag of Gold Precipitant
    8 ounces (1/2 lb) Sodium Metabisulfite, 99% (Na2S2O5) pure food/photo grade.
    Also known as SMB, Pyrosulfite, and Disodium.
    Used in gold refining as a gold precipitant.
    To be used as a gold precipitant for aqua regia.
    Use 1 oz of SMB mixed in 20-30 ml of water per ounce of metal in the aqua regia solution to precipitate the gold.
    A MUST-HAVE for anyone who invests in gold, silver, or platinum!
    If you have any further questions, please feel free to contact us. We look forward to serving you in the future.