PCB No. 141, 100µg/ml in Isooctane, 1ml Back Catalog number: 66141 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 97859 Formaldehyde (10 ppm) Price on request 72342 1-(3,5-Dichlorophenyl)-3-methylurea Price on request 92533 Fluoranthene Price on request