2,2-Bis(4-hydroxyphenyl)butane, 1.2ml x 50ug/ml, methanol Back Catalog number: BPB Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 681070 Ketoprofen, 100 µg/ml, Methanol, 1ml Price on request 1314.12-10-T 5-Fluoroacenaphthylene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 17521-01-6 Price on request 1791.20-100UG 1-Aminoperylene, neat, Solvent-neat, Unit ca. 100µg, # of units-1, Cas.no. 35337-21-4 Price on request