EPA Method 200.8 Internal Standard Back Catalog number: 56332 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66191 2,3,3',4,4',5’,6-Heptachlorobiphenyl Price on request 12114.4-100-ME Metformin-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL, Price on request S-4006-500-5ACX5 Internal Standard for GC-analysis of PAH compounds 4 Analytes, each 500 µg/mL in dichloromethane; units:1x5mL 0393.12 1-Phenylhexane [1077-16-3] 0728.12 2,3-Dimethylnaphthalene [581-40-8] 0768.16 3,6-D Price on request