Naphthalene, 2000µg/mL in MeOH, 1ml Back Catalog number: 90298 Availability: In the manufacturer's stock Price on request - + Recommended C14074000 delta-HCH, certified, 50mg Price on request 3599.14-K-IO 4-Methyltridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 26730-12-1 Price on request ACQ-AQ30-115 Ethanol standard in water,3.0g/L,water, 1.5mL Price on request