Company Profile
Product Description
Detailed Product Information of Anhydrous Citric Acid
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Basic Information
- Chemical Name: Citric Acid
- Molecular Formula: C6H8O7
- Molecular Weight: 192.12
- CAS Number: 77 - 92 - 9
- EINECS Number: 201 - 069 - 1
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Characteristics
- Appearance: Distinguished by its colorless, semi-transparent crystals, this compound may also appear as pristine white granules or a delicate white crystalline powder.
- Odor: It is completely odorless, ensuring no interference with other fragrances or flavors.
- Taste: It carries an intensely sour taste, perfect for balancing flavors in a multitude of culinary creations.
- Solubility: Demonstrates excellent solubility in water and alcohol, with slight solubility in ether, offering versatile application possibilities.
- Stability: Exhibits a slightly efflorescent nature in dry air and becomes deliquescent when exposed to humid air, highlighting its adaptive properties.
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Chemical Properties
- Anhydrous citric acid, a robust organic acid, features three ionizable H+, underscoring its potent reactivity.
- It decomposes into multiple products upon heating and interacts with acids, bases, glycerol, and more, showcasing its dynamic chemical flexibility.
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Production Process
- In industrial settings, it is predominantly crafted through the fermentation method. Utilizing carbohydrate sources such as sucrose and glucose, fermentation by microorganisms like Aspergillus niger is followed by meticulous purification and crystallization, culminating in anhydrous citric acid.
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Applications
- Food Industry: As an acidulant, acidity regulator, flavoring agent, preservative, and freshness-preserving agent, it finds extensive use across various food processing domains, including beverages, soft drinks, wines, candies, pastries, biscuits, canned goods, fruit juices, and dairy products. Its derivatives, such as calcium citrate and iron citrate, serve as fortifiers to enrich certain foods with essential calcium and iron ions.
- Chemical Industry: Employed as a buffer, catalyst, activator, plasticizer, chelating agent, cleaning agent, adsorbent, stabilizer, and defoaming agent, it plays a vital role in numerous chemical processes.
- Cosmetics Industry: Valued for its antioxidant properties, this ingredient is incorporated into several cosmetic products, including lotions, creams, shampoos, whitening formulations, anti-aging solutions, acne treatments, and more.
- Detergent Industry: Utilized in detergent manufacturing processes, its inherent acidity aids in efficient stain removal and provides effective detergency.
- Pharmaceutical Industry: Serves as an excipient in various pharmaceutical formulations, assisting in pH adjustment of medications and also used for in-vitro anticoagulation.
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Quality Standards
- Content: It is generally mandated to have a purity level ranging between 99.5% and 100.5%, ensuring exceptional quality.
- Moisture: Must contain no more than 0.5% moisture, guaranteeing stability and longevity of the product.
- Other Impurities: Our Pure Anhydrous Citric Acid meets stringent standards, ensuring the highest quality by keeping carbonizable substances, sulfated ash, and heavy metals like lead, arsenic, mercury, etc., at bay. We also adhere to strict restrictions on chlorides, oxalic acid, aluminum, and other potential impurities, guaranteeing a superior product for your needs.
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Packaging and Storage
- Packaging: Our Pure Anhydrous Citric Acid is typically packed in robust, secure bags weighing approximately 25 kg each. However, we pride ourselves on our adaptability and are happy to customize packaging to meet your specific preferences and requirements. Your satisfaction is our priority.
- Storage: To maintain peak freshness and efficiency, store this product in its original, unopened container. Choose a cool, dry area, shielded from direct sunlight, intense heat, and moisture. By adhering to these storage guidelines, you can expect a product shelf life of 2 to 3 years, ensuring long-lasting quality and reliability.
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