Promethazine hydrochloride, 250mg Back Catalog number: 679598 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4327-SET Custom Mix1 Phthalate Calibration Standards ng/ml ng/ml ng/ml ng/ml ng/ml Product concentration1 concentration2 Price on request 90958 Thiophenol Price on request 679835 TBBPA, 100 µg/ml, Methanol, 5ml Price on request