ECH Standard Back Catalog number: 92222 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3168.19-K-IO Methyl 12-hydroxystearate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 141-23-1 Price on request 95017 PCB Mix 50 ppb Price on request 677201 Nonylphenol (technical), 250mg Price on request