1,2-Dimethylnaphthalene

Cefazolin sodium salt, 100mg

2-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-31-2

O,O-Dimethyldithiophosphate-13C2, sodium salt