5 lb Sodium Metabisulfite Food Grade / Photo Grade 98.6+% Purity White Granular Solid Crystals
5 lb Sodium Metabisulfite Food Grade / Photo Grade 98.6+% Purity White Granular Solid Crystals
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5 lb Sodium Metabisulfite Food Grade / Photo Grade 98.6+% Purity White Granular Solid Crystals

4.5 stars out of 32 reviews
(4.5)|
32 ratings

Key item features

  • Product Purity: This product is Sodium Metabisulfite with a high purity level of 98.6% or greater, ensuring its effectiveness for various applications.
  • Dual Grading: Classified as both Food Grade and Photo Grade, it meets specific standards for use in food-related processes and photographic development.
  • Physical Form: Presented as white granular solid crystals, making it easy to handle and measure for different applications.
  • Chemical Identity: Also known as Sodium pyrosulfite or pyrosulfurous acid-disodium salt, with the chemical formula Na2S2O5.
  • Diverse Applications: Recommended for uses including pulp and paper processing, photography, food preservation, water treatment, organic synthesis, and as a reducing agent for dyes and surfactants.
  • Preservative Function: When used as a food additive, it acts as a preservative and antioxidant, extending the shelf life of various products.
  • Specific Uses: Commonly employed in the production of wine and beer, and can also be utilized for removing tree stumps.
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Columbus, 43215
Arrives by Thu, Apr 16
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Sold and shipped by Duda Energy
4.597402597402597 stars out of 5, based on 385 seller reviews(4.6)
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4.5 out of 5 stars
stars32 ratings12 reviews
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Showing 1-3 of 12 reviews

Mar 3, 2026
JW
Item details
Size: 5 lbs
Count per pack: 1
Sold and shipped byDuda Energy
5 out of 5 stars review

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Walmart for difficult to find items-great prices

Walmart helps me find some of the more difficult things I need and at prices very very affordable. They are also great at shipping the items quickly.

Helpful?6QJAHKZR9Q8D969717566
Aug 19, 2025
Walmart customer
Item details
Size: 1 lbs
Count per pack: 1
Sold and shipped byHome Brew Ohio
5 out of 5 stars review

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Great to use to precipitate gold

used to precipitate gold from aqua regia.

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Helpful?6QJAHKZR9Q8D969717566
Mar 9, 2025
afif
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Item details
Size: 1 lbs
Count per pack: 1
Sold and shipped byHome Brew Ohio
5 out of 5 stars review

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works for whatever you may be using it for at a great price

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Helpful?6QJAHKZR9Q8D969717566