1-Hydroxyibuprofen, 100 µg/ml, Acetonitrile, 1ml

Carbaryl-d7 (naphthyl-d7), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 362049-56-7

Nitrite (NO2-) as N

Performance Control Mixture 4 Analytes each Wt.% as listed; units: 1x1mL, 5x1mL neat Name Wt. % Name Wt. % n-Hexadecane 75.0 Tetralin 3.0 Naphthalene 2.0