Cefazolin sodium salt, 100mg

Method 200.8 / 1638 / 1640 Internal Standard, in 2%-HNO3/Water, 4x25ml

2,3,3',4-Tetrahlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74338-24-2

Tributyltin chloride