Semi-Volatile Standard Back Catalog number: 93381 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9391.10-50UG 8:2Mono-PAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 57678-03-2 Price on request L429-PAR Method 429 Native PAH Stock Solution, 1.2ml, isooctane Price on request 0979.21-100-IOX10 d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-77-7 Price on request