2,5-Dimethyl-1-phenylpyrrole,neat,neat,10mg,

Internal Standard for GC-analysis of PAH compounds II S-4282 Compound Prod.no. Batch no. Purity CAS no. Grav. conc. 2,2'-Binaphthyl 0254,20 2951 99.9 % 612-78

EPA Method 8330 Analyte

Imidazole, 250mg