EPA Method 624 Internal / Surrogate Standard

Sandaracopimaric acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 471-74-9

Quality Control Standard of Mineral Oils 2 2x5000µg/ml in n-Hexane i 1ml crimp-top

2,2',3,3',4,4',5,5'-Octabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.