Tungsten (W)

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

2,3',4',5-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL,

5,6-Dichlorovanillin , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 18268-69-4