Base/Neutral Standard Back Catalog number: 94298 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended RPC-138AS 2,4,4,5-Tetrachlorobiphenyl (BZ-74) 38,64 € 28,98 € 15900-3206-100AN5 Metamizol-sodium, 100µg/ml in Acetonitrile, 5ml Price on request 92677 VOC Standard Price on request