EPA Method 1666Labeled Standard Back Catalog number: 82491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C20001800 PCB No. 18, certified, 25mg Price on request 96130 Tetraethylene glycol Price on request 2528.3-100-ME 1,3,5-Triazine-2,4,6-triamine (Melamine), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 108-78-1 Price on request