Arsenic (As) Back Catalog number: 57033 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1519.11-K-IO 5-tert-Butyl-2-methylphenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5781-02-2 Price on request 8687.20-100-AN Trifloxystrobin Price on request 3337.12-100 Chlorfenson, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 80-33-1 Price on request