1-Methyl-4-nitro-5-thioimidazole, 1g

Phenacetin, 250mg

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

Anion Mix IC (Mix)