Piperonyl butoxide, 10 µg/ml, Ethyl acetate, 10m

4-Aminoazobenzene,100 µg/mL,acetonitrile,1mL,

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

2,4-Diaminotoluene,100 µg/mL,acetonitrile,1mL,