EPA Method 8330 Analyte Back Catalog number: 79069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10218.11-100-ME n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-67-0 Price on request 11674.12-100-IO 2,3,5-Trichlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 54239 Sulfide (S) Price on request