EPA Method 500 Series Internal Std #4

Isobutanol

(8S,9R,10S,11R)-rel-8,9,10,11-Tetrahydro-benz[a]anthracene-8,9,10,11-tetrol, , Solvent-, Unit , # of units-, Cas.no. 78185-86-1

2,4,6-Tribromoanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 607-99-8