Barium (Ba) Back Catalog number: 56156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10019R CLP Semi-Volatile Internal Standard Price on request 8807.24-10MG Naphtho[1,2-k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 238-04-0 Price on request EPA-8290HRCC3 Calibration Verification Solution , 1ml, nonane Price on request