Citric acid (C₆H₈O₇) is a natural acidulant and preservative widely used in the food and beverage industry. It is renowned for its ability to enhance flavor and act as a pH regulator, making it essential in products like soft drinks, candies, and canned foods. Citric acid also plays a key role in preventing spoilage and extending shelf life. Its versatility extends beyond food applications, including use in cleaning products and cosmetics. Its safety and efficacy make it a valuable component in a variety of industrial processes.
Test Parameter | Specification | Result |
Appearance | White Crystalline Powder | Complies |
Purity | ≥ 99.5% | 99.8% |
Water Content | ≤ 0.5% | 0.2% |
pH (1% solution) | 2.0 - 2.5 | 2.3 |
Assay (on dry basis) | 99.5% - 100.5% | 99.7% |
Heavy Metals | ≤ 10 ppm | < 5 ppm |
Arsenic | ≤ 1 ppm | < 0.5 ppm |
Lead | ≤ 1 ppm | < 0.5 ppm |