Benzthiazuron, 100 µg/ml, Methanol, 1ml

Internal Standard for GC-analysis of PAH-compounds III 0768,16 3,6-Dimethylphenanthrene 0254,20 2,2’-Binaphthyl Conc: 500 µg/mL in DCM, 4.5mL in Certan, 10mL screw-cap

EPA Method 515.2 Underivatized

Saxitoxin dihydrochloride, 66.3µM, Solvent-3mM HCl, Unit 0.5mL, # of units-1, Cas.no. 35554-08-6