Sodium Ligno Sulfonate
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Sodium Metasilicate (Pentahydrate- Anhydrous)
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Sodium Naphthalene Sulfonate (Powercon 100)
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Sodium Nitrate
Sodium Nitrate is a chemical compound with the chemical formula NaNO₃. This substance exists in the form of white crystals or crystalline powder and has wide applications in various industries due to its special chemical and physical properties.
Physical and chemical properties of sodium nitrateSolubility: It dissolves well in water. Strong oxidizer: Sodium nitrate is a strong oxidizer and can cause violent reactions when combined with combustible materials. Hygroscopic: It absorbs moisture from the air. Thermal stability: It is stable up to a certain temperature but decomposes at higher temperatures.
Sodium nitrate applicationsFertilizer: Sodium nitrate is used as an important source of nitrogen in chemical fertilizers. Food industry: It is used as a food preservative and in some food production processes. Chemical industry: It is used as a raw material in the production of nitric acid and other chemical compounds. Glass industry: It is used in the production of certain glasses. Other uses: It is also used in various industries such as the production of incendiary materials, metal plating, and colored glass production.
Safety tips when working with sodium nitrateStrong oxidizer: Avoid direct contact of sodium nitrate with combustible materials. Work environment: Work in a well-ventilated area. Protective equipment: Use gloves, safety glasses, and a mask. Storage: Store in closed containers in a cool, dry place.
Sodium Nitrite
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Sodium stearyl sulfate
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Sodium Sulphate
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Sodium Sulphide
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Sodium thiosulfate
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Sodium Tripoly Phosphate (STTP) Powder- Granular
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Sodium Tripolyphosphate
Sodium tripolyphosphate is a chemical compound with the formula Na₅P₃O₁₀ that is widely used in various industries. It is found in many everyday products due to its unique properties, including its ability to chelate metal ions and disperse particles.
Sodium tripolyphosphate PropertiesChelating: It acts as a strong chelating agent and forms complexes with metal ions such as calcium and magnesium. Dispersing: It can disperse solid particles in liquids and prevent the formation of sediment. Anti-scaling: It prevents the formation of sediment in aqueous systems by forming complexes with calcium and magnesium ions. Emulsifying: It can act as an emulsifier in emulsion systems and prevent the separation of different phases.
Sodium Tripolyphosphate ApplicationsDetergent Industry: Used as a water softener in detergents and helps improve the performance of detergents. Food Industry: Used in the food industry as an anti-caking agent, emulsifier and preservative. Paper Industry: Used in the paper industry as a paper quality improving agent. Leather Industry: Used in the leather industry as a tanning agent. Textile Industry: Used in the textile industry as a softener and stain remover.
Sorbic acid
Sorbic acid is an unsaturated fatty acid with natural antimicrobial properties, widely used as a food preservative.
It occurs naturally in certain plants, such as rowan berries, but is now mainly produced synthetically on an industrial scale.
Sorbic acid is one of the most commonly used food-grade preservatives, and it is officially designated as E200 in the food additive system.
Chemical Structure
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Molecular Formula: C₆H₈O₂
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IUPAC Name: (2E,4E)-hexa-2,4-dienoic acid
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Structure Description: A six-carbon chain containing two conjugated double bonds and a carboxylic acid group (–COOH)
The presence of conjugated double bonds in its structure makes sorbic acid chemically reactive and responsible for its antifungal and antibacterial activity.
Physical and Chemical Properties
| Property | Value / Description |
|---|---|
| Physical State | White or slightly yellowish crystalline powder |
| Taste and Odor | Tasteless or slightly acidic, odorless or faint odor |
| Melting Point | 132–135 °C |
| Solubility in Water (25 °C) | 0.16 g per 100 mL (sparingly soluble) |
| Solubility in Alcohol | High |
| pH (1% Aqueous Solution) | 2.5–3.5 |
| Food Additive Code | E200 |
| Thermal Stability | Relatively stable up to 150 °C |
Applications of Sorbic Acid
Food Industry
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Preservative in juices, dairy products, cheese, sauces, jams, beverages, cakes, and biscuits
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Prevents the growth of molds, yeasts, and certain bacteria
Pharmaceutical Industry
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Added to syrups, tablets, and ointments to increase shelf life
Cosmetic and Personal Care Industry
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Used in creams, lotions, shampoos, and facial masks as a stabilizer and preservative
Animal Feed Industry
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Serves as a preservative in compound feed and nutritional supplements
Advantages of Sorbic Acid
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Natural and non-toxic: Safe for human consumption (approved by FDA and EFSA)
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Effective antimicrobial activity at low concentrations
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Compatible with a wide pH range, especially below 6.5
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Does not affect the taste or odor of final products
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Can be combined with other preservatives such as potassium sorbate
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Suitable for organic and natural product formulations
Disadvantages of Sorbic Acid
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Low solubility in cold water (requires soluble derivatives such as potassium sorbate for some formulations)
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Limited effectiveness at high pH (> 6.5)
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May oxidize under improper storage conditions
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Decomposes at elevated temperatures
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In rare cases, skin irritation or allergic reactions may occur at high concentrations
