Chloroparaffin C14-C17 57% Cl, 100µg/mL in CY,10ml

Cinmethylin, 10.0 µg/ml, Cyclohexane, 10ml

3,3',4,4'-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Alkalinity as Calcium Carbonate