EPA 8240B Calibration Standard Back Catalog number: 98430 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66078 PCB No. 78, 100µg/ml in Isooctane, 1ml Price on request 57039 Yttrium (Y) Price on request 682254 2,4,6-Tribromoaniline, 1000mg Price on request