EPA Method 525.2 Pesticide Level 5

Sulfur Standard 2 Unit: 10mL screw cap bottle Chiron No. Matrix: Methanol Compound Concentration S-4073 Di-n-propyl sulfide 0.5 ppm (w/w) Di-n-butyl sulfide 0.5 ppm (w/w)

ICP Mix #2

4,4'-DDT, 10.0 µg/ml, Ethyl acetate, 10ml