CRI Mix 2 Back Catalog number: 52023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79628 Theophylline Price on request 673772 Cyanophos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 0398.19-200-T 5-Methylbenz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2319-96-2 Price on request