Method 1640Mix A Back Catalog number: 53146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0163.7-100MG 2-n-Propylthiophene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1551-27-5 Price on request F-7132-1G 2-Methoxy-1-propyl acetate Price on request 90836 Triethylamine Price on request