EPA Method 8260B Purgeable Internal Standard

3,6-Dimethyldibenzothiophene/2,6-Dimethyldibenzothiophene (6:1), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31613-04-4

Tris(2,4-di-tert-butylphenyl)phosphate, 100mg

Semi-Volatile Standard