EPA Method 642 - Analytes Back Catalog number: 40057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended GHBCD γ-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml Price on request 1558.6-1G n-Hexane-d14, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 21666-38-6 Price on request 679988 Pseudotropine, 10mg Price on request