QC Standard 5 Back Catalog number: 52088 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3321.6-100-AN delta-HCH (BHC) Price on request 678542 Alachlor, 100 µg/ml, Acetonitrile, 5ml Price on request 95457 BTEX, MTBE, Naphthalene Price on request