Diphenhydramine hydrochloride, 100mg Back Catalog number: 680654 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 15185.21-K-ME (±)-trans-Hexahydrocannabinol, 1000µg/ml in MeOH, 1ml Price on request 50704 EPA Method 300.0 Anions Price on request 53035 Calibration Standard Mix 3 Price on request