WS Trace Elements #1 Back Catalog number: 55012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8461.12-100-AN Phoxim Price on request 8591.6-100-IP 2,4,5-Tribromo-3,6-difluorophenol, 100µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. NA Price on request 98279 GRO Standard Price on request