Resmethrin, 100 µg/ml, Acetonitrile, 1ml

Codeine-N-methyl-d3 hydrochloride, 50µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

Surrogate Mix ISO 27065 and ISO 18889, , , 100ml

1-(Trimethylsilyl)imidazole, neat, Solvent-neat, Unit 1mL, # of units-5, Cas.no. 18156-74-6