| CAS No.: | 77-92-9 |
|---|---|
| Formula: | C6h8o7(H2O) |
| EINECS: | 201-069-1 |
| Type: | Flavor & Fragrance Intermediates |
| Appearance: | Powder |
| Quality: | Industrial |
| Samples: |
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| Customization: |
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Citric acid is one of the most common food preservatives and flavoring additives. It can be found naturally in citrus fruits but is also manufactured. Its name is derived from the fact that it's an organic acid found in many fruits and vegetables, especially citrus fruits. Citric acid is a concentrated powder that is prized for its sour flavor, preservative quality, and ability to act as a pH buffer. For these reasons, citric acid is found on the ingredients list of many foods in your kitchen pantry, including preserves, candy, and crunchy snacks. It is also known as "sour salt" due to its flavor and similar appearance and texture to salt.
1.Food industry
Because citric acid has a mild and sour acidity, it is commonly used in the manufacture of various beverages, sodas, wines, candies, snacks, biscuits, canned juices, dairy products and the like. In the market of all organic acids, citric acid market share of more than 70%, flavoring agents, can also be used as antioxidants in edible oils. At the same time improve the sensory traits of food, enhance appetite and promote the digestion and absorption of calcium and phosphorus substances in the body. Anhydrous citric acid is used in large quantities in solid beverages Salts of citric acid such as calcium citrate and ferric citrate are fortifiers that require the addition of calcium and iron ions in certain foods.
2.Chemical and textile industries
Citric acid can be used as a chemical analysis reagent for chemical analysis, as an experimental reagent, a chromatographic reagent and a biochemical reagent; as a complexing agent and a masking agent; for preparing a buffer solution. The use of citric acid or citrate as a builder can improve the performance of the washing product, can quickly precipitate metal ions, prevent the re-attachment of contaminants on the fabric, maintain the necessary alkalinity for washing, and disperse and suspend the dirt and ash; Improves the performance of surfactants, is an excellent chelating agent; can be used as an acid-resistant reagent for testing architectural ceramic tiles.
3.Environmental protection
Citric acid-sodium citrate buffer is used for flue gas desulfurization.
4.Cosmetics
Citric acid is a kind of fruit acid. Its main function is to accelerate the renewal of keratin. It is often used in lotion, cream, shampoo, whitening products, anti-aging products, acne products. The renewal of keratin helps the exfoliation of melanin in the skin, the shrinkage of pores, the dissolution of blackheads, and the like.
| Name | Citric Acid Anhydrous | Citric Acid Monohydrate |
| Appearance | Colourless or White crystalline powder | Colourless or White crystalline powder |
| Chemical formula | C6H8O7 | C6H8O7·H20 |
| CAS No. | 77-92-9 | 5949-29-1 |
| EINECS No. | 201-069-1 | 201-069-1 |
| Molecular weight | 192.1 | 210.14 |
| Model number | BP98/E330/USP24/FCC | BP93/BP98/E330/USP24/FCC |
| Packing | In 25KG composite paper-plastic bags | In 25KG composite paper-plastic bags |
| Name | Citric Acid Anhydrous | Citric Acid Monohydrate |
| Item | Standard | Standard |
| Assay, % | 99.5-100.5 | - |
| Purity, % | - | 99.5-101.5 |
| Sulphate, ppm | 150 Max | 150 Max |
| Oxalate, ppm | 100 Max | 100 Max |
| Calcium, ppm | 200 Max | - |
| Heavy metals, ppm | 5 Max | 5 Max |
| Iron, ppm | 50 Max | - |
| Chloride, ppm | 50 Max | - |
| Sulphated ash, ppm | 0.1 Max | 0.05 Max |
| Barium | Pass | Pass |
| Bacterial endotoxin, IU/mg | 0.5 Max | 0.5 Max |
| Aluminium, ppm | 0.2 Max | 0.2 Max |
| Lead, ppm | 1 Max | 0.5 Max |
| Moisture, % | 0.5 Max | 7.5-8.8 |
| Mercury, ppm | 1max | 1max |
25kg paper bag
25MT per 20 feet container without pallet
20MT per 20 feet container with pallet
Shanghai Guanru Chemical Co., Ltd. is a high-tech enterprise focusing on defoaming agent R&D, production, sales and technical services. It is determined to provide global customers with high-quality products, professional technical support, and efficient and high-quality services. Guanru Chemical can provide global customers with products and solutions in various fields such as pulping&paper-making industry, textile printing and dyeing industry, architectural coatings industry, water treatment industry and etc.
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