EPA Method 1666 Standard #1 Back Catalog number: 82449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96042 Triazine Standard Price on request 1579.4-100MG Metformin hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1115-70-4 Price on request IBPO014 Allura Red AC (E 129), 1g Price on request