Erythromycin, 100 µg/ml, Methanol, 5ml

EPA Method 502/524 Surrogate Standard #3, 2000µg/ml in MeOH, 1ml

Phorate, 100 µg/ml, Toluene, 1ml

Deuterated Surrogate Standard 5 Analyte, 1000 µg/mL in toluene; units: 1x1mL, 1x5mL 0978.10 Naphthalene-d8 [1146-65-2] 1086.12 Biphenyl-d10 [1486-01-7] 0389.14 Phenanthrene-d10 [1