Bisoprolol, 100µg/ml in MeOH, 5ml

Amitraz D12, 100 µg/mL in AC, 1,1mL

Nonyl phenol ethoxylate

4 Deuterated Compounds Internal Standard Mix 4 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% Benzene-d6 16.7 Naphthalene-d8 8.8 Ethylbenzene-d10 16.5 Toluene