1,4-Naphthoquinone-d6, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 26473-08-5

Daily Quality Control Standard (with 4 Deuterated Compounds Internal Standard) 14 Analytes + 4 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 17m-Xylene 3 n-Octane 17

RCRA - Soil 1,4-Dioxane

Calibration sol. CS5 for HRGC/HRMS Analysis of PCBs, in Nonane, 200µl