Folpet-d4, 100µg/ml in Acetone, 5ml

Metazachlor-d6, 100µg/ml in MeOH, 1ml

EPA Method 8040A - Analytes Mix “B”, 2000µg/mL in 2-propanol, 1ml

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