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

Fluchloralin, 10 µg/ml, Ethyl acetate, 10ml

Fenson, 100 µg/ml, Cyclohexane, 5ml

Sodium perfluoro-1-hexane[18O2]sulfonate, 1.2ml x 50ug/ml, methanol