Instrument Standard 6 Back Catalog number: 53083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57060 Neodymium (Nd) Price on request 30098 EPA Method 551.1 - Analytes Mix #1 Price on request 79175 beta-BHC, 1000µg/ml in Acetone, 1ml Price on request