Butyric acid Back Catalog number: 72408 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10313 EPA Method 617/8080/8250/8270 - Analytes Price on request 2723.16-10MG 1,3,4-d3-2-Isopropylthioxanthone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 0013.16-10MG 1,3-Dinitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 75321-20-9 Price on request