Product Details
CasNo： 7704-73-6
MF： C4H4O4.xNa
Appearance： powder
Delivery Time： 15 days
Packing： 25kg/bag
Purity： 99%
Basic Information
- Chemical Formula: C₄H₃NaO₄
- Molecular Weight: 138.06
- Property: White crystalline powder, odorless, with a special sour taste (alkaline taste).
- Melting Point: About 290℃
- Solubility: Soluble in water, the solubility is 6.89g/100mL at 25℃.
Preparation Method
It is mainly obtained by the neutralization reaction of fumaric acid and sodium carbonate according to the calculated value, followed by crystallization.
Quality Indicators
- Content: 98.0% - 102.0%
- Heavy Metals: ≤10ppm
- Sulfate: ≤0.01%
- Arsenic: ≤2ppm
- Loss on Drying: ≤0.5%
Uses
- Food Preservation: As a new - type preservative, it is mainly used in aquatic products and minced meat products. It can be used in combination with sodium acetate and others to effectively extend the shelf - life of food and inhibit the growth of microorganisms.
- Beverage Industry: As an acidulant, flavoring agent and pH - maintaining agent, it can be used in the preparation of soft drinks, fruit juices, carbonated drinks, etc., to adjust the acidity and taste of beverages. It is often used in combination with malic acid, citric acid, etc.
- Bakery Products: It is an important component of compound baking powder. It can be combined with sodium bicarbonate and others to produce carbon dioxide gas during the baking process, making the dough expand and become soft.
- Other Fields: It can also be used in foods such as jams, jellies, and fruit cans as an acidulant, antioxidant adjuvant and pickling accelerator. In the pharmaceutical field, it is also used as a pharmaceutical raw material and intermediate.
Safety
As long as it is used within the scope and limit specified by the state, Monosodium Fumarate is safe. Its ADI value is 0 - 6mg/kg (FAO/WHO, 2001), and the oral LD₅₀ of rats is 8g/kg.
