Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml

Cefazolin sodium salt, 100mg

a,a,a-Trifluorotoluene

2,2',4,6,6'-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 56558-16-8