1,3-Butadiene Back Catalog number: 97296 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679447 Heptachlor, 100 µg/ml, Methanol, 1ml Price on request 8723.12-K-IO Dimethyl sebacate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-79-6 Price on request 11618.24-100-ME Spironolactone,100 µg/mL,MeOH,1mL, Price on request