Contract Required Detection Limits (CRI) Mix 1

EPA Method 526 Standard

Sulfur Calibration Standard Unit: 10mL screw cap bottle or custom-made cylinders Chiron No. Matrix: Methanol Compound Concentration S-4078 0185.2 Dimethyl sulfide 5 ppm (w/w)

n-Tetracosane-d50, 1000µg/ml in IO, 1ml