2,3,6,7-Tetrachloro-9H-carbazole, 1.2ml x 50ug/ml, nonane

Deltamethrin, 1000µg/ml in Acetonitrile, 1ml

Nitrate (NO3-) as N

Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene