EPA Method 300.0 Anions Method B Back Catalog number: 52119 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 71891 1,2,3,4-Tetrahydronaphthalene Price on request 0411.40-150-CYX10 n-Tetracontane, ?13C: -27.05, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 4181-95-7 Price on request EPA-1613LCS Labelled Compound Stock Solution, in Nonane/3.2% toluene, 1,2ml Price on request