Internal standard 3, 2000g/ml in MeOH, 1ml Back Catalog number: 30069 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 13800-0100-100IO5 Di-n-hexyl phthalate, 100µg/ml in Isooctane, 5ml Price on request 73935 4-Acetamidoantipyrine, 1000µg/ml in MeOH, 1ml Price on request 90601 Dicofol Price on request