Fenthion-sulfoxide, 10.0 µg/ml, Acetonitrile, 10

Tetrabromophthalic anhydride, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 632-79-1

Sulfur Calibration Stock Solution Thiophene 1000 µg/mL in Toluene; unit: 5x1mL ampoules Please request for diluted samples in the range 1 to 1000 ng/mL.

Vinyl chloride