Knowde Enhanced TDS
Identification & Functionality
- Ingredient Name
- Food Ingredients Functions
- Molecular Weight
- 190.11
- Ingredients
- Sodium Metabisulfite
- Food Additive Number
- E 223, INS 223
- Technologies
- Product Families
- Chemical Structure
Features & Benefits
- Food Ingredients Features
Applications & Uses
- Markets
- Applications
- Main Uses
- Oxygen scavenging and chlorine removal -This product is used in steam boiler water treatment to remove dissolved oxygen and to remove excess chlorine from wastewater. It is a white granular product that is readily soluble in water.
- Additive, preservative, and leavening agent -This product is used as an additive, preservative, antioxidant, anti-microbic agent, and leavening agent in the food industry. It is a white granular product that is readily soluble in water.
- Preservative -This product is used to preserve silage in feed applications. It is a white granular product that is readily soluble in water.
- Excipient - This product is considered an excipient in the pharmaceutical industry where it is used as a preservative. It is a white granular product that is readily soluble in water.
- Component in developing baths and stabilizing agent for fixers -This product is used as an essential component of developer baths (preserves developing agents from rapid oxidation) and fixers (stabilizes the thiosulfate ion) in the photographic industry. It is a white granular product that is readily soluble in water.
- Reducing and sulfonating agent -This product is used as a sulfonating agent and reducing agent in chemical process with significant applications for surfactants and polymerization. It is a white granular product that is readily soluble in water.
Properties
- Appearance
- White crystals
- Specifications
| Value | Units | Test Method / Conditions | |
| Screen Size through 100 Mesh (by Weight) | 0.0 - 35.0 | % | — |
| Screen Size on 40 Mesh (by Weight) | 0.0 - 20.0 | % | — |
| Screen Size through 20 Mesh (by Weight) | 99.0 - 100.0 | % | — |
| Sulfur Dioxide | 66.4 - 67.2 | % | — |
| Sodium Thiosulfate | 0.0 - 0.04 | % | — |
| Sodium Sulfite | 0.0 - 0.6 | % | — |
| Selenium | 0.0 - 5.0 | ppm | — |
| Lead | 0.0 - 0.5 | ppm | — |
| Iron | 0.0 - 5.0 | ppm | — |
| Heavy Metals (as Pb) | 0.0 - 10.0 | ppm | — |
| Chloride | 0.0 - 0.02 | % | — |
| Sodium Metabisulfite | 98.6 - 99.8 | % | — |
| Arsenic | 0.0 - 1.0 | % | — |
| Bulk Density | 86.0 | lb/ft3 | — |
| pH (5% Solution) | 4.3 | — | — |
Packaging & Availability
- Packaging Type
- Packaging
- 50lb sealed polyethylene bags
- 2000lb polypropylene sacks
- 3000lb polypropylene sacks
- Custom sack sizes upon request
Storage & Handling
- Handling and storage
Shelf Life: Nominally 36 months when properly stored in original packaging.
Storage Conditions: Controlled indoor environment that is cool, dry, and well ventilated.