---
product_id: 511501247
title: "Potassium Metabisulfite - SO2 (4 oz)"
brand: "cellarscience"
price: "$218452"
currency: COP
in_stock: true
url: https://www.desertcart.co/products/511501247-potassium-metabisulfite-so2-4-oz
store_origin: CO
region: Colombia
---

# Effective oxidation & spoilage control for 5 gal batches 4 oz (113 g) pure potassium meta-bisulfite powder Precise 50 ppm dosing per 1/4 tsp Potassium Metabisulfite - SO2 (4 oz)

**Brand:** cellarscience
**Price:** $218452
**Availability:** ✅ In Stock

## Summary

> 🍇 Elevate your winemaking game with precision and purity!

## Quick Answers

- **What is this?** Potassium Metabisulfite - SO2 (4 oz) by cellarscience
- **How much does it cost?** $218452 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/511501247-potassium-metabisulfite-so2-4-oz)

## Best For

- cellarscience enthusiasts

## Why This Product

- Trusted cellarscience brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Batch-Ready Size:** 4 oz pack perfectly sized for multiple 5-gallon wine batches
- • **Easy Integration:** Dissolves quickly in wine for seamless blending and protection
- • **Pure Potassium Power:** Potassium-fixed formula ensures optimal stability and effectiveness
- • **Trusted Craftsmanship:** Made in the USA by CellarScience, a name pros rely on
- • **Precision Preservation:** Add exactly 50 ppm SO2 per 1/4 tsp for flawless wine protection

## Overview

Potassium Metabisulfite (4 oz) is a high-purity powder used to add 50 ppm sulfur dioxide per 1/4 teaspoon, effectively controlling spoilage bacteria, indigenous yeast, and oxidation in 5-gallon wine or must batches. This potassium-fixed formula dissolves easily for smooth integration, ensuring your wine stays fresh and stable. Proudly made in the USA by CellarScience, it’s the essential tool for professional and hobbyist winemakers aiming for flawless results.

## Description

Potassium Metabisulfite - SO2 (4 oz)

## Features

- Potassium meta-bisulfite
- 1/4 teasp adds 5 ppm to 5 gallons of must or wine
- 4 oz (113 g)
- Dissolve in a small amount of wine and stir gently into your vessel

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | CellarScience |
| Country of Origin | USA |
| Item model number | AD495 |
| Package Dimensions | 23.49 x 14.71 x 1.09 cm; 113.4 g |
| ASIN | B074D988ND |

## Product Details

- **Brand:** CellarScience
- **Item Form:** Powder
- **Primary Supplement Type:** Potassium
- **Net Quantity:** 113.4 Grams
- **Flavour:** Unflavoured
- **Number of Items:** 1
- **Item Weight:** 113 g
- **Concentration:** 50 parts_per_million
- **Manufacturer:** CellarScience
- **UPC:** 843200100596

## Images

![Potassium Metabisulfite - SO2 (4 oz) - Image 1](https://m.media-amazon.com/images/I/81+l-LNjQzL.jpg)

## Questions & Answers

**Q: is there an expiration date?**
A: We go through a lot of this so we are constantly rotating our inventory. After purchasing, the shelf life should be at least 5-6 months before it will start to lose potency.

**Q: Will this remove the yeast taste? I've had bre**
A: Unanswerable.  The cause of the yeasty taste and when caused in the brewing process would need to be known.  But, properly sterilized equipment should prevent previous batch contamination.

## Frequently Bought Together

- Potassium Metabisulfite - SO2 (4 oz)
- North Mountain Supply Food Grade Potassium Sorbate Stabilizer - 2 Ounce Jar
- Lalvin EC-1118 Wine Yeast (10 Pack) - Champagne Yeast - Make Wine Cider Mead Kombucha At Home - 5 g Sachets - Saccharomyces cerevisiae - Sold by CAPYBARA Distributors Inc.

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*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-01-25*