2,4,5,6-Tetrachloro-m-xylene, 100µg/ml in MeOH, 5ml

L-Isoleucine, 250mg

Daily Quality Control Standard (with 4 Fluorinated 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 17

3-(Methylthio)-1-propanol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 505-10-2