delta-HCH (BHC) Back Catalog number: 3321.6-100-AN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 92680 Volatile Mix #3 Price on request HPCB-4009N 4-Hydroxy-2',3,5,5'-tetrachlorobiphenyl, 10mg Price on request 19107 EPA Method 611 - Analytes Price on request