L-Menthol Flakes Pharma (PRD-No.: 30573640) are high-purity white flakes with a characteristic menthol odor and flavor. They meet Ph.Eur., USP, JP, and IP standards. With a melting range of 41-44°C and specific optical rotation of -51.0° to -48.0°, these flakes ensure over 99.7% enantiomeric purity and 98.0-102.0% assay of L-menthol. Ideal for pharmaceutical applications, they are free from significant impurities and comply with stringent heavy metal limits.