Interference Standard 3 Back Catalog number: 53050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0361.14-K-IO 3-n-Decylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-55-9 Price on request 1508.20-K-T 6-Ethylchrysene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2732-58-3 Price on request K204980 all-trans 4-Keto Retinoic Acid, 5mg Price on request