PAH Mix #2 Back Catalog number: 97937 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 674029 Sulfamethoxazole, 250mg Price on request 676220 beta-Carotene, 250mg Price on request 83560 p-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request