Method 525.2 Solution A

D6-Chlorotoluron, 100 µg/ml, Acetone, 1ml

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)

Norfluoxetine-d5 (propyl-1,1,2,2,3-d5), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1185132-92-6