Sampling Standard Solution, in Nonane/1.6% toluene, 1,2ml

Conductance @ 20°C [20 µmho/cm]

n-Triacontane, ?13C: -28.60, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 638-68-6

Cyanocobalamine, 98% (dry weight basis),neat,neat,100mg,