Interference Standard 1 Back Catalog number: 53039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673955 gamma-HCH, 100 µg/ml, Cyclohexane, 5ml Price on request 10009.4-5ML Butanal, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 123-72-8 Price on request H947090 5-Hydroxymethylcytidine, 25mg Price on request