The product, High Quality l-(-)-malic acid cas 97-67-6 With Best Price, is a high - quality chemical compound. Its CAS number, 97 - 67 - 6, serves as a unique identifier in the chemical industry. l-(-)-malic acid is also known as L-malic acid. It has a molecular formula of C₄H₆O₅ and a molar mass of approximately 134.09 g/mol. The product usually appears as a white, crystalline powder that is highly soluble in water. It has a melting point in the range of 100 - 104 °C. This high - quality l-(-)-malic acid is produced under strict quality control standards to ensure its purity and stability, making it suitable for a wide range of applications.
1. Food Industry: l-(-)-malic acid is widely used as a food acidulant. It can enhance the flavor of food products, especially in beverages, candies, and jams. It provides a sour taste similar to that of natural fruits, making it a popular choice for flavoring. In carbonated drinks, it not only adds acidity but also helps to preserve the beverage and improve its shelf - life.
2. Pharmaceutical Industry: It is used as an excipient in some pharmaceutical formulations. It can adjust the pH value of drugs, improve the stability of active ingredients, and enhance the bioavailability of certain medications.
3. Cosmetic Industry: Due to its moisturizing and pH - adjusting properties, l-(-)-malic acid is used in skin - care products. It can help to maintain the skin's natural moisture balance and improve the texture of the skin, making it a common ingredient in creams, lotions, and facial masks.
1. In the food industry: When using l-(-)-malic acid as a food acidulant, it should be added according to the recommended dosage. For example, in carbonated beverages, the typical dosage is around 0.1 - 0.3% by weight. It should be dissolved in water first before adding it to the beverage to ensure uniform distribution.
2. In the pharmaceutical industry: In drug formulations, the amount of l-(-)-malic acid used depends on the specific requirements of the drug. It is usually mixed with other excipients and active ingredients during the manufacturing process. Precise weighing and accurate mixing are crucial to ensure the quality and efficacy of the final product.
3. In the cosmetic industry: In skin - care products, it can be added during the emulsification or formulation process. The concentration typically ranges from 0.5 - 3%. Before large - scale production, small - scale tests should be conducted to ensure compatibility with other ingredients and to optimize the product's performance.
1. Food Case: A beverage company was looking to improve the flavor of its fruit - flavored carbonated drink. They decided to use High Quality l-(-)-malic acid. After adding 0.2% of l-(-)-malic acid to the formula, the drink's sour taste became more natural and refreshing. Consumer feedback showed a significant increase in the preference for the new formula, and sales increased by 15% within three months of the product's relaunch.
2. Pharmaceutical Case: A pharmaceutical company was developing a new oral medication. The active ingredient was unstable under certain pH conditions. By adding an appropriate amount of l-(-)-malic acid as a pH - adjusting excipient, they were able to maintain the stability of the active ingredient. Accelerated stability tests showed that the drug's potency remained above 90% after six months of storage at elevated temperatures, which met the required quality standards.
3. Cosmetic Case: A skincare brand introduced a new moisturizing lotion. They incorporated 1% l-(-)-malic acid into the formula. After several weeks of use by a group of volunteers, skin dryness was significantly reduced, and the skin's smoothness and elasticity improved. Consumer surveys indicated a high satisfaction rate with the product, leading to an increase in brand loyalty.
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