Aldehyde/Ketone - DNPH Standard Back Catalog number: 98683 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91986 Surrogate Mix Price on request CLM-3375-1.2 Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml Price on request 672888 Tetramethrin, 250mg Price on request