1,3-Butadiene Back Catalog number: 33004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4379-500-DC Internal Standard for GC-analysis of PAH-compounds III 0768,16 3,6-Dimethylphenanthrene 0254,20 2,2’-Binaphthyl Conc: 500 µg/mL in DCM, 4.5mL in Certan, 10mL screw-cap Price on request 9359-100MG Forafac 1183, Amphoteric perfluorinated surfactant, 40% , neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. Price on request 10161.20-10MG Amitriptyline-d3 hydrochloride (N-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 342611-00-1 Price on request