Internal Standard Solution, 1.2ml, toluene

Dicyanodiamide (Cyanoguanidine), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 461-58-5

Sodium p-n-tridecylbenzenesulfonate, 100µg/mL in MeOH, 1ml

n-Butyl n-pentyl phthalate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 3461-29-8