High Concentration Mix #3

1-(3-Chloro-4-methylphenyl)-3-methylurea, 100µg/ml in Acetonitrile, 5ml

Solanidine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 80-78-4

Caffeine, 100 µg/ml, Methanol, 1ml