Sulfur in Isooctane - 0.001 Wt%

Cefazolin sodium salt, certified, 0.1g

3,4,4',5-Tetrachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

rac 1,2-Bis-palmitoyl-3-chloropropanediol, 25mg