EPA Method 502/524 Surrogate Standard #1 Back Catalog number: 30070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MI515-100 Calibration kit for turbidimeter Mi415 Contains: 1 x 30 mL 0 FNU, 1 x 30mL 10 FNU, 1 x 30mL 500 FNU Price on request 11740.12-100-IO 2,2',3,4,4',6'-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 59865 Anions Mix #2 Price on request