Potassium Metabisulphite (25 kg | 55 Lb)

Regular price $250.00 USD
Regular price Sale price $250.00 USD
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Preserve and Protect Your Wine with Italian Potassium Metabisulfite

Secure the Quality of Your Wines with Potassium Metabisulfite

Our substantial 25 kg (55 lb) offering of Potassium Metabisulfite from Italy is essential for winemakers prioritizing longevity and purity in their wines. As a versatile agent, it acts as an antioxidant, sterilant, and preservative, maintaining your wine's color, preventing oxidation, and safeguarding against bacteria.

Key Features:

  • Bulk Quantity: 25 kg (55 lb), perfect for extensive winemaking ventures.

  • Antioxidant Properties: Helps prevent oxidation and preserves the wine's flavor.

  • Sterilizing Agent: This can be used to sterilize winemaking equipment and bottles.

  • Preservative Efficiency: Keeps the wine's color vibrant and extends shelf life.

  • Optimal Formula: K2S2O5 ensures effective preservation with a 222.32 g/mol molar mass.


  • Q: How much Potassium Metabisulfite should I use for making wine? A: Typically, use 1/4 tsp dissolved in 1/2 cup of water for 6 gallons of wine and potassium sorbate for stabilization.

  • Q: Can I use Potassium Metabisulfite for sterilizing equipment? A: Yes, dissolve 8 tsp in 1 gallon of water for equipment sterilization.

  • Q: Is Potassium Metabisulfite safe for use as a food preservative? A: When used in proper quantities, it is an effective and safe preservative for maintaining food color and combating bacteria.

  • Q: What are the physical properties of Potassium Metabisulfite? A: It has a molar mass of 222.32 g/mol, a density of 2.34 g/cm³, and a melting point of 190°C, making it a robust preservative choice.

  • Q: How is Potassium Metabisulfite used to sterilize bottles? A: Combine 2 tsp with 1 tbsp of citric acid per gallon of water, and rinse the bottles with this solution.

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