Fisher Diagnostics™ PROTOCOL™ Individual Gram Stains Available on GSA/VA Contract for Federal Government customers only.

Manufactured with traditional formulations used by most laboratories

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Catalog No. 23-270181


Due to product restrictions, we cannot sell this product online. Please call Customer Service at 1-800-766-7000 or send an email to for assistance. 


    Type Iodine
    Quantity 1 gal.
    Includes Dispenser cap
    Format Bottle
    Color Dark Red, Dark Brown
    Boiling Point 100°C
    Composition Water, Potassium Iodide, Iodine
    Stain Type Gram Stain

    • Decolorizer available in two different acetone/isopropanol ratios: 1:4 and 1:1
    • Dispenser caps are provided with the 8 oz. and 16 oz. sizes
    • Gallon-size Iodine is available as traditional diluent/concentrate or as ready-to-use Lugol's

    A $10.00 service charge will be added when ordering Cat. No. 23-291-473 online.

  • Description & Specifications

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