Levigating the powder refers to the process of reducing the particle size of a powder and ensuring its uniformity by mixing it with a small amount of liquid, usually a solvent, to create a thin suspension. This technique is commonly used in pharmacy and material science to improve the properties of powders, such as their solubility and bioavailability.
The key purpose of levigation is to achieve a finer and more uniform powder that can be easily mixed with other ingredients or materials. During the levigation process, the powder is typically ground with a pestle in a mortar along with the liquid, allowing the particles to break apart and disperse evenly. This not only helps in achieving a smoother texture but also ensures that the powder will behave more predictably when mixed into formulations.
In summary, levigating a powder is essential in various applications where particle size and distribution directly impact the effectiveness and performance of the final product.