Propionic acid Back Catalog number: 70345 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66145 PCB No. 145, 100µg/ml in Isooctane, 1ml Price on request 679864 TBBPA-DBPE, 100 µg/ml, Methanol, 1ml Price on request 71064 p-Methylstyrene Price on request