Promethazine hydrochloride, 250mg Back Catalog number: 679598 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4569-8K-ET EN 15721 Internal Standard Stock Solution, procedure B 1382.2 Ethanol 16mL 8919.5 4-Methyl-2-pentanol 160µL Gives a concentration of approx. 8mg/mL Price on request 92751 Pesticide Standard Price on request 92655 OLM04.2 Pesticides Price on request