sec-Butyl benzene Back Catalog number: 70055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12153.3-100-ME 2-Chloropropene,100 µg/mL,MeOH,1mL, Price on request 73500 1-(3,4-Dichlorophenyl)urea Price on request 673203 Atrazine, 100 µg/ml, Acetonitrile, 5ml Price on request