Arsenic (As) Back Catalog number: 50194 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2292.9-1G 4-Methylphthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 4316-23-8 Price on request 79553 Octachloronaphthalene Price on request 66104 PCB No. 104, 100µg/ml in Isooctane, 1ml Price on request