4,4'-Dichlorobenzophenone, 100 µg/ml, Acetone, 1

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

ICP-AES CRI, Soil Matrix, in 5% HNO3, 100ml

Paraben-Mix 1, 100 µg/ml, Methanol, 5ml