Quantitative Crude Oil Standard ASTM D-5307

2,2',3,4,4',5,5',6'-Octabromodiphenyl ether, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 337513-72-1

Site Specific Volatiles

13C3-Caffeine, 100 µg/ml, Methanol, 1ml