"Dioxin-Like" PCBs Calibration Kit , 7 x 500ul, nonane

Lithium bis(pentafluoroethanesulfonyl)imide, 50µg/ml in MeOH, 1,2ml

Betaxolol hydrochloride, 10mg

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 20 Eth