2,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane

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)

Coumaphos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 56-72-4

2,6-Dimethylolphenol, neat, Solvent-neat, Unit 100mg, # of units-, Cas.no. 2937-59-9