Surrogate Standard Solution, 1.2ml, nonane Back Catalog number: EPA-23SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 92693 EPA Method 525.2 Standard Price on request 2161.12-50-T 6-Fluoro-2,2',4,4'-tetrabromodiphenyl ether, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 876310-23-4 Price on request 8345.28-100-IO Ergosterol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 57-87-4 Price on request