Tungsten (W)

1-Methylnaphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 90-12-0

Abietic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 514-10-3

4-Methoxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63020-59-7