CLP Semi-Volatile - Low Conc Acid Control Back Catalog number: 20057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 672978 Tetracycline hydrochloride, 250mg Price on request 13000-1000ME5 BTEX - Mix 6, 1000µg/ml in MeOH, 5ml Price on request 678966 Pyrene, 50mg Price on request