O,O-Diethyldithiophosphate-13C4, ammonium salt

Phosphorus ASTM D-3231

Benzo[j]fluoranthene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205-82-3

2,3,7,8-Tetrachlorodibenzofuran,50 µg/mL,n-nonane,1mL,