EPA Method 8260B - Purgeable Internal Std

9,9'-Bianthracene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1055-23-8

PT Semi-Vol Supplemental Acids Mix

Sodium dodecylbenzenesulfonate, mixture of linear C10-C14, neat, 100mg