Chloride 0.50 µg/mL (Cl-)

EPA 506Laboratory Performance Test 7 Analytes each concentration as listed in methanol; units: 5x1mL, 1x5mL 1225.12 Diethyl phthalate DEP [84-66-2] 100µL/mL 1228.22 Bis(2-ethylhexyl) adipate BEHA

3-Ethyl-1,1-diphenylurea, 99%,neat,neat,10mg,

Desmetryn, 100µg/ml in Acetonitrile, 1ml