PAH Standard Back Catalog number: 98536 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10520.10-10MG (±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg, Price on request 674937 Monensin sodium salt, 100mg Price on request 71657 2-Methyl-4,6-dinitroanisole Price on request