BTEX (50 µg/mL)

ISTD/Surrogate Standard

Daily Quality Control Standard (with 3 Deuterated Compounds Internal Standard) 14 Analytes + 3 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane

13C6-Halofuginone hydrobromide, 100 µg/ml, Aceton