Sodium nitrate (NaNO3) is an inorganic compound that consists of sodium cations (Na+) and nitrate anions (NO3-). It is a white, crystalline solid that is highly soluble in water. Sodium nitrate has various applications in different industries.

In agriculture, sodium nitrate is commonly used as a nitrogen fertilizer. It provides a readily available source of nitrogen to plants, promoting their growth and development. Its solubility in water makes it suitable for both foliar application and soil fertilization.

Another significant use of sodium nitrate is as a food preservative. It is employed in processed meats, such as bacon and hot dogs, to prevent bacterial growth and prolong shelf life. Sodium nitrate inhibits the growth of bacteria, particularly those responsible for causing botulism, while also helping to maintain the color and flavor of the meat products.

Sodium nitrate finds applications in pyrotechnics as an oxidizing agent. It is an essential component in the formulation of fireworks and signal flares. By providing oxygen during combustion, sodium nitrate supports the release of energy and produces vibrant colors and effects.

Furthermore, sodium nitrate is used in various industrial processes. It is employed in heat treatment procedures for certain metals, aiding in the development of desired material properties. It is also utilized in metal cleaning and pickling solutions, helping to remove contaminants and prepare metal surfaces for further processing. In the pharmaceutical industry, sodium nitrate can be involved in the synthesis of specific organic compounds and as an oxidizing agent in chemical reactions.

While sodium nitrate has several applications, it is important to handle and use it responsibly. Safety precautions and proper handling procedures should be followed to ensure its safe use in different industries and applications.

Specification:

Specification of 98% sodium nitrate typically includes the following parameters:

1. Chemical Formula: NaNO3

2. Purity: 98% minimum

3. Appearance: White crystalline solid

4. Solubility: Highly soluble in water

5. Moisture Content: Maximum 1%

6. Chloride (Cl): Maximum 0.15%

7. Insoluble Matter: Maximum 0.05%

8. Sulfate (SO4): Maximum 0.05%

9. Iron (Fe): Maximum 0.002%

10. Calcium (Ca): Maximum 0.05%

11. pH (1% solution): Typically around 6-8

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