Sulfamethazine, 100 µg/ml, Methanol, 1ml

Di-2,4-dinitrophenylhydrazonepyruvaldehyde, Please inquire, Solvent-, Unit , # of units-, Cas.no.

2-n-Octyl-4-isothiazolin-3-one, >98%, 5g

1H,1H,2H,2H-Perfluoro-n-octyl methacrylate,50 µg/mL,MeOH,1mL,