Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

Daily Quality Control Standard (without Internal Standard) 13 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name: Wt. % Name Wt. % 1232.6 n-Hexane

Diltiazem hydrochloride,1000 µg base/mL,MeOH,1mL,

Fipronil, 1000µg/ml in Acetonitrile, 1ml