GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0038.28-200-T Diphenanthro[9,10-b;9',10'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 202-72-2 Price on request 676058 D4-Ochratoxin A, 100 µg/ml, Acetonitrile, 1ml Price on request 10264.3-K-ME 3-Nitroamino-1-propanol-2,2,3,3-d4 Price on request