Perchlorate Level 1 Back Catalog number: 59339 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3585.30-10MG Thioxanthone-64, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 50415 Metals Mix 6A Price on request S-4109-100-CYX10 n-Alkanes C10-C40 (even and uneven) 31 Analytes, each 100µg/mL in cyclohexane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the n-paraffins C10-C40. Price on request