8260 Surrogates / Internals Standard Back Catalog number: 91515 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677201 Nonylphenol (technical), 250mg Price on request 2174.8-100-ME 3-Ethylthiophenol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 62154-77-2 Price on request EN-1948ES Extraction Standard Solution, in nonane/6.8% toluene, 1,2ml Price on request