Ciprofloxacin-HCl, 100ug/ml, 10ml in ACN

2,2',3,3',4,4',5,6,6'-Nonabromobiphenyl

EPA Method 502/524 Volatile Standard

2',3,4,4',5-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane