Mixed Calibration Kit Back Catalog number: 52052 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1444.14-100MG 3,5-Di-tert-butylphenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1138-52-9 Price on request 1961.12-50-IO 2,4,4'-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41318-75-6 Price on request S200800 (S)-Scoulerine, 5mg Price on request