EPA Method 524 & 624 - Internal Standard Back Catalog number: 19494 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2388.13-1G 2-Benzylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 28994-41-4 Price on request 10635.12-50-NN 1,2,3,7,8,9-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL, Price on request 53148 TCLP 1312Metals Price on request