Mixed Alcohols, Butanol/Methanol (63:37) Back Catalog number: S-4444-2.5 Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 53089 Calibration Standard Kit Price on request 95402 Aroclor 1221 & Tetrachloro-m-xylene Price on request 92934 Retention Marker Standard - TX1005 Price on request